HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE

7/131, Holycross Nagar Vagaikulam,Srivaikuntam Express Road,Aniyaparanallur Post,Thoothukudi - 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM –1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3591 – DESIGN OF MACHINE ELEMENTS SUB : ME3591 – DESIGN OF MACHINE ELEMENTS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART – A (answer all questions) (5x2 = 10 ) PART – A (answer all questions) (5x2 = 10 )
1. Define the design process and name two factors influencing machine 1. Define the design process and name two factors influencing machine
design. design.
2. What are preferred numbers? Give examples relevant to standard 2. What are preferred numbers? Give examples relevant to standard
dimensions. dimensions.
3. What is eccentric loading? 3. What is eccentric loading?
4. Define factor of safety. 4. Define factor of safety.
5. Differentiate between finite life and infinite life in fatigue design. 5. Differentiate between finite life and infinite life in fatigue design.

PART – B (answer any two questions) (2x13=26) PART – B (answer any two questions) (2x13=26)
1. Discuss the factors that influence machine design, including material 1. Discuss the factors that influence machine design, including material
selection based on mechanical properties and the use of preferred numbers. selection based on mechanical properties and the use of preferred numbers.
2. Analyze the approaches to designing for finite and infinite life under 2. Analyze the approaches to designing for finite and infinite life under
variable loading conditions, and the considerations for durability and variable loading conditions, and the considerations for durability and
reliability in machine components. reliability in machine components.
3. A steel rod 30 mm diameter is subjected to a tensile load of 50 kN. 3. A steel rod 30 mm diameter is subjected to a tensile load of 50 kN.
Determine the factor of safety using (i) Maximum shear stress theory and Determine the factor of safety using (i) Maximum shear stress theory and
(ii) Distortion energy theory. Take yield strength = 300 MPa. (ii) Distortion energy theory. Take yield strength = 300 MPa.

PART – C (1x14=14) PART – C (1x14=14)

1. Discuss the concept of principal stresses and their significance in assessing 1. Discuss the concept of principal stresses and their significance in assessing
structural integrity. Use practical examples to illustrate how eccentric loading structural integrity. Use practical examples to illustrate how eccentric loading
and curved beams, such as a crane hook and 'C' frame, affect machine design. and curved beams, such as a crane hook and 'C' frame, affect machine design.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3591 – DESIGN OF MACHINE ELEMENTS SUB : ME3591 – DESIGN OF MACHINE ELEMENTS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART – A (answer all questions) (5x2 = 10 ) PART – A (answer all questions) (5x2 = 10 )
1. Define factor of safety. 1. Define factor of safety.
2. Differentiate between finite life and infinite life in fatigue design. 2. Differentiate between finite life and infinite life in fatigue design.
3. Explain what is meant by stress concentration. 3. Explain what is meant by stress concentration.
4. Name two failure theories used in machine design. 4. Name two failure theories used in machine design.
5. Define endurance limit. 5. Define endurance limit.

PART – B (answer any two questions) (2x13=26) PART – B (answer any two questions) (2x13=26)
1. Explain in detail the steps involved in the design process of a machine 1. Explain in detail the steps involved in the design process of a machine
element. element.
2. A C-clamp frame is made of rectangular cross section 30 mm × 60 mm. The 2. A C-clamp frame is made of rectangular cross section 30 mm × 60 mm. The
distance between the centroidal axis and load line is 90 mm. The clamp distance between the centroidal axis and load line is 90 mm. The clamp
carries a load of 15 kN. Determine the maximum stress in the section. carries a load of 15 kN. Determine the maximum stress in the section.
3. A steel bar of 40 mm diameter is subjected to a tensile load of 80 kN. 3. A steel bar of 40 mm diameter is subjected to a tensile load of 80 kN.
Determine the factor of safety using (i) Maximum shear stress theory and (ii) Determine the factor of safety using (i) Maximum shear stress theory and (ii)
Distortion energy theory. Take yield strength = 360 MPa Distortion energy theory. Take yield strength = 360 MPa

PART – C (1x14=14) PART – C (1x14=14)

1. Discuss the concept of principal stresses and their significance in assessing 1. Discuss the concept of principal stresses and their significance in assessing
structural integrity. Use practical examples to illustrate how eccentric loading structural integrity. Use practical examples to illustrate how eccentric loading
and curved beams, such as a crane hook and 'C' frame, affect machine design. and curved beams, such as a crane hook and 'C' frame, affect machine design.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : CME 380 – AUTOMOBILE ENGINEERING SUB : CME 380 – AUTOMOBILE ENGINEERING
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART – A (answer all questions) (5x2 = 10 ) PART – A (answer all questions) (5x2 = 10 )
1. Define an automobile. 1. Define an automobile.
2. How automobile is classified on the basis of type of wheel drive? 2. How automobile is classified on the basis of type of wheel drive?
3. What are the main components of automobiles? 3. What are the main components of automobiles?
4. Difference between Diesel engine and Petrol 4. Difference between Diesel engine and Petrol
5. How crankshafts usually made? 5. How crankshafts usually made?

PART – B (answer any two questions) (2x13=26) PART – B (answer any two questions) (2x13=26)
1. State briefly, the history of automobile. 1. State briefly, the history of automobile.
2. What are the main components of automobile? Describe all of them briefly. 2. What are the main components of automobile? Describe all of them briefly.
3. How do you classify automobiles? Explain in detail. 3. How do you classify automobiles? Explain in detail.

PART – C (1x14=14) PART – C (1x14=14)

1. Draw the layout of four-wheel drive and list its advantages and disadvantages. 1. Draw the layout of four-wheel drive and list its advantages and disadvantages.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : CME 380 – AUTOMOBILE ENGINEERING SUB : CME 380 – AUTOMOBILE ENGINEERING
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART – A (answer all questions) (5x2 = 10 ) PART – A (answer all questions) (5x2 = 10 )
1. What do you mean by a chassis? 1. What do you mean by a chassis?
2. What are the functions of a frame? 2. What are the functions of a frame?
3. What are the types of sections used to make the frames? 3. What are the types of sections used to make the frames?
4. What are the requirements of automobile body? 4. What are the requirements of automobile body?
5. Define aerodynamics? 5. Define aerodynamics?
PART – B (answer any two questions) (2x13=26) PART – B (answer any two questions) (2x13=26)
1. Explain briefly the various types of chassis construction with the help of 1. Explain briefly the various types of chassis construction with the help of
suitable diagram. suitable diagram.
2. Explain briefly about vehicle aerodynamics. 2. Explain briefly about vehicle aerodynamics.
3. Explain with suitable sketches: valve timing diagrams for Otto and Diesel 3. Explain with suitable sketches: valve timing diagrams for Otto and Diesel
engines engines

PART – C (1x14=14) PART – C (1x14=14)

1. Compare Spark Ignition engine and Compression Ignition engine. 1. Compare Spark Ignition engine and Compression Ignition engine.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : CME387 NON-TRADITIONAL MACHINING PROCESSES SUB : CME387 NON-TRADITIONAL MACHINING PROCESSES
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)

1. Define non-traditional machining and give two examples. 1. Define non-traditional machining and give two examples.
2. Write any two needs for adopting non-traditional machining processes. 2. Write any two needs for adopting non-traditional machining processes.
3. List any four classifications of non-traditional machining processes. 3. List any four classifications of non-traditional machining processes.
4. State any two limitations of non-traditional machining processes. 4. State any two limitations of non-traditional machining processes.
5. Write the principle of Ultrasonic Machining (USM). 5. Write the principle of Ultrasonic Machining (USM).

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) Explain in detail the applications, advantages, and limitations of non- 6. (a) Explain in detail the applications, advantages, and limitations of non-
traditional machining processes with examples. traditional machining processes with examples.
OR OR
(b) Discuss the principle, equipment, and applications of Abrasive Jet (b) Discuss the principle, equipment, and applications of Abrasive Jet
Machining (AJM) with neat sketch. Machining (AJM) with neat sketch.
7. (a) Explain the principle, process parameters, and advantages of Abrasive 7. (a) Explain the principle, process parameters, and advantages of Abrasive
Water Jet Machining (AWJM). Water Jet Machining (AWJM).
OR OR
(b) Describe the principle, equipment, process parameters, and (b) Describe the principle, equipment, process parameters, and
applications of Ultrasonic Machining (USM) with neat sketch applications of Ultrasonic Machining (USM) with neat sketch

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) Compare Abrasive Jet Machining, Abrasive Water Jet Machining, and 8. (a) Compare Abrasive Jet Machining, Abrasive Water Jet Machining, and
Ultrasonic Machining in terms of principle, equipment, process Ultrasonic Machining in terms of principle, equipment, process
parameters, applications, advantages, and limitations. parameters, applications, advantages, and limitations.
OR OR
(b) With neat diagram, explain the classification of non-traditional (b) With neat diagram, explain the classification of non-traditional
machining processes and highlight their importance in modern machining processes and highlight their importance in modern
manufacturing. manufacturing.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : CME387 NON-TRADITIONAL MACHINING PROCESSES SUB : CME387 NON-TRADITIONAL MACHINING PROCESSES
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)

1. Mention two situations where non-traditional machining is preferred over 1. Mention two situations where non-traditional machining is
conventional machining. preferred over conventional machining.
2. Write any two applications of Abrasive Jet Machining (AJM). 2. Write any two applications of Abrasive Jet Machining (AJM).
3. Define the term “process parameter” in non-traditional machining. 3. Define the term “process parameter” in non-traditional machining.
4. State any two advantages of Abrasive Water Jet Machining (AWJM). 4. State any two advantages of Abrasive Water Jet Machining (AWJM).
5. List any two limitations of Ultrasonic Machining (USM). 5. List any two limitations of Ultrasonic Machining (USM).

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) Explain the need for non-traditional machining processes with 6. (a) Explain the need for non-traditional machining processes with
suitable industrial applications. suitable industrial applications.
OR OR
(b) With neat sketch, describe the equipment, working principle, and (b) With neat sketch, describe the equipment, working principle, and
applications of Abrasive Water Jet Machining (AWJM). applications of Abrasive Water Jet Machining (AWJM).
7. (a) Discuss in detail the process parameters, advantages, and 7. (a) Discuss in detail the process parameters, advantages, and
limitations of Abrasive Jet Machining (AJM). limitations of Abrasive Jet Machining (AJM).
OR OR
(b) Explain the principle, equipment, and effect of process (b) Explain the principle, equipment, and effect of process
parameters in Ultrasonic Machining (USM). parameters in Ultrasonic Machining (USM).

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) Compare Abrasive Jet Machining, Abrasive Water Jet Machining, and 8. (a) Compare Abrasive Jet Machining, Abrasive Water Jet Machining, and
Ultrasonic Machining in terms of principle, equipment, process Ultrasonic Machining in terms of principle, equipment, process
parameters, applications, advantages, and limitations. parameters, applications, advantages, and limitations.
OR OR
(b) With neat diagram, explain the classification of non-traditional (b) With neat diagram, explain the classification of non-traditional
machining processes and highlight their importance in modern machining processes and highlight their importance in modern
manufacturing. manufacturing.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3592 METROLOGY AND MEASUREMENTS SUB : ME3592 METROLOGY AND MEASUREMENTS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)

1. Define measurement. Why is it needed in industries? 1. Define measurement. Why is it needed in industries?
2. List any four factors affecting measurement accuracy (SWIPE). 2. List any four factors affecting measurement accuracy (SWIPE).
3. What is calibration of measuring instruments? 3. What is calibration of measuring instruments?
4. State the principle of air gauging. 4. State the principle of air gauging.
5. Define measurement uncertainty. 5. Define measurement uncertainty.

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) Explain in detail the role of measurement in quality control. Discuss 6. (a) Explain in detail the role of measurement in quality control. Discuss
the SWIPE factors affecting measurement with examples. the SWIPE factors affecting measurement with examples.
OR OR
(b) With neat diagram, explain the principle, construction and working of (b) With neat diagram, explain the principle, construction and working of
an air gauge. an air gauge.
7. (a) Discuss the types of errors in measurement and explain how they can 7. (a) Discuss the types of errors in measurement and explain how they can
be controlled. be controlled.
OR OR
(b) A length measurement has the following uncertainty contributors: (b) A length measurement has the following uncertainty contributors:
Instrument resolution = ±0.02 mm, Calibration error = ±0.01 mm, Instrument resolution = ±0.02 mm, Calibration error = ±0.01 mm,
Environmental effect = ±0.03 mm. Estimate the combined uncertainty Environmental effect = ±0.03 mm. Estimate the combined uncertainty
using root-sum-square (RSS) method. using root-sum-square (RSS) method.

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) Explain the statistical analysis of measurement data with an example. 8. (a) Explain the statistical analysis of measurement data with an example.
Show how mean, standard deviation, and confidence interval are used in Show how mean, standard deviation, and confidence interval are used in
quality control. quality control.
OR OR
(b) Write short notes on: (b) Write short notes on:
(i) Measurement system analysis (MSA) (i) Measurement system analysis (MSA)
(ii) ISO standards in measurement. (ii) ISO standards in measurement.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3592 METROLOGY AND MEASUREMENTS SUB : ME3592 METROLOGY AND MEASUREMENTS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50
PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)
1. What is the role of measurement in quality control? 1. What is the role of measurement in quality control?
2. Write the full form of SWIPE and its significance. 2. Write the full form of SWIPE and its significance.
3. List the main types of measurement errors. 3. List the main types of measurement errors.
4. Define ISO standards in the context of measurement. 4. Define ISO standards in the context of measurement.
5. What is meant by measurement system analysis (MSA)? 5. What is meant by measurement system analysis (MSA)?

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) With neat sketch, explain the principle and working of an air gauge. 6. (a) With neat sketch, explain the principle and working of an air gauge.
State its advantages and limitations. State its advantages and limitations.
OR OR
(b) Explain the different types of measurement errors with suitable (b) Explain the different types of measurement errors with suitable
examples. How can each type of error be minimized? examples. How can each type of error be minimized?
7. (a) Explain the concept of measurement uncertainty in detail. Illustrate 7. (a) Explain the concept of measurement uncertainty in detail. Illustrate
with a worked-out example. with a worked-out example.
OR OR
(b) A micrometer measures a shaft diameter as 25.40 mm. The true (b) A micrometer measures a shaft diameter as 25.40 mm. The true
diameter is 25.36 mm. If repeated measurements give values: 25.41, 25.40, diameter is 25.36 mm. If repeated measurements give values: 25.41, 25.40,
25.39, 25.42, 25.41 mm, calculate: 25.39, 25.42, 25.41 mm, calculate:
o Mean o Mean
o Standard deviation o Standard deviation
o Error in measurement o Error in measurement

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) Discuss in detail the calibration of measuring instruments. Why is 8. (a) Discuss in detail the calibration of measuring instruments. Why is
calibration essential in quality assurance? calibration essential in quality assurance?
OR OR
(b) Explain the importance of ISO standards in measurement. How do they (b) Explain the importance of ISO standards in measurement. How do they
improve consistency and reliability in manufacturing industries? improve consistency and reliability in manufacturing industries?
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3391 ENGINEERING THERMODYNAMICS SUB : ME3391 ENGINEERING THERMODYNAMICS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50
PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)
1. Define thermodynamic system and give its types. 1. Define thermodynamic system and give its types.
2. State the Zeroth law of thermodynamics. 2. State the Zeroth law of thermodynamics.
3. What is meant by displacement work? 3. What is meant by displacement work?
4. Write the difference between closed system and open system. 4. Write the difference between closed system and open system.
5. Define steady flow process with an example. 5. Define steady flow process with an example.

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) Explain the concept of thermodynamic equilibrium in detail. Draw the P–V 6. (a) Explain the concept of thermodynamic equilibrium in detail. Draw the P–V
diagram for a quasi-static process. diagram for a quasi-static process.
OR OR
(b) A gas expands from an initial volume of 0.2 m³ to a final volume of 0.8 m³ (b) A gas expands from an initial volume of 0.2 m³ to a final volume of 0.8 m³
according to the law PVn=CPV^n = CPVn=C. The initial pressure is 1 MPa and according to the law PVn=CPV^n = CPVn=C. The initial pressure is 1 MPa and
final pressure is 0.2 MPa. Determine the work done during the process. final pressure is 0.2 MPa. Determine the work done during the process.
7. (a) Derive the first law of thermodynamics for a closed system undergoing a 7. (a) Derive the first law of thermodynamics for a closed system undergoing a
cycle. cycle.
OR OR
(b) In a steady-flow system, air enters a nozzle at 2 MPa, 400 K with velocity 60 (b) In a steady-flow system, air enters a nozzle at 2 MPa, 400 K with velocity 60
m/s and leaves at 1 MPa, 300 K. If the inlet area is 40 cm², calculate the exit m/s and leaves at 1 MPa, 300 K. If the inlet area is 40 cm², calculate the exit
velocity and exit area assuming negligible heat and work interactions. velocity and exit area assuming negligible heat and work interactions.

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) Explain the concept of temperature and temperature scales. Compare 8. (a) Explain the concept of temperature and temperature scales. Compare
Celsius, Kelvin, and Rankine scales with suitable relations. Celsius, Kelvin, and Rankine scales with suitable relations.
OR OR
(b) A rigid tank contains 1.5 kg of air at 200 kPa and 300 K. Heat is transferred (b) A rigid tank contains 1.5 kg of air at 200 kPa and 300 K. Heat is transferred
until the temperature reaches 600 K. Assuming constant specific heats at 300 K, until the temperature reaches 600 K. Assuming constant specific heats at 300 K,
determine the heat transfer and work done. determine the heat transfer and work done.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3391 ENGINEERING THERMODYNAMICS SUB : ME3391 ENGINEERING THERMODYNAMICS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50
PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)
1. Define property and process in thermodynamics. 1. Define property and process in thermodynamics.
2. What is meant by thermal equilibrium? 2. What is meant by thermal equilibrium?
3. Write the expression for displacement work in a polytropic process. 3. Write the expression for displacement work in a polytropic process.
4. State the first law of thermodynamics. 4. State the first law of thermodynamics.
5. Differentiate between steady and unsteady processes. 5. Differentiate between steady and unsteady processes.

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) Discuss the applications of the first law of thermodynamics to closed systems 6. (a) Discuss the applications of the first law of thermodynamics to closed systems
with examples. with examples.
OR OR
(b) A gas is compressed in a piston–cylinder device from 0.1 m³ to 0.04 m³ (b) A gas is compressed in a piston–cylinder device from 0.1 m³ to 0.04 m³
according to a polytropic law with n = 1.3. The initial pressure is 150 kPa. according to a polytropic law with n = 1.3. The initial pressure is 150 kPa.
Calculate the work done and final pressure. Calculate the work done and final pressure.
7. (a) Explain with neat sketch the P–V diagram of an isothermal, isobaric, and 7. (a) Explain with neat sketch the P–V diagram of an isothermal, isobaric, and
isochoric process. isochoric process.
OR OR
(b) A compressor handles 0.5 kg/s of air. The enthalpy of air at entry is 180 kJ/kg (b) A compressor handles 0.5 kg/s of air. The enthalpy of air at entry is 180 kJ/kg
and at exit is 210 kJ/kg. The power input to the compressor is 20 kW. Determine and at exit is 210 kJ/kg. The power input to the compressor is 20 kW. Determine
the heat transfer rate from the compressor. the heat transfer rate from the compressor.

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) Explain the concept of thermodynamic equilibrium with all its conditions 8. (a) Explain the concept of thermodynamic equilibrium with all its conditions
(mechanical, thermal, and chemical equilibrium). (mechanical, thermal, and chemical equilibrium).
OR OR
(b) A rigid container of volume 0.8 m³ contains steam at 1.5 MPa and 250 °C. Heat (b) A rigid container of volume 0.8 m³ contains steam at 1.5 MPa and 250 °C. Heat
is transferred until the pressure reaches 3 MPa. Calculate the mass of steam in the is transferred until the pressure reaches 3 MPa. Calculate the mass of steam in the
vessel and the heat transferred, assuming average specific heats. vessel and the heat transferred, assuming average specific heats.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3391 ENGINEERING THERMODYNAMICS SUB : ME3391 ENGINEERING THERMODYNAMICS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50
PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)
1. Define substitutional and interstitial solid solutions with examples. 1. Define substitutional and interstitial solid solutions with examples.
2. What is the eutectic reaction? Give its equation. 2. What is the eutectic reaction? Give its equation.
3. Sketch the Fe–Fe₃C diagram and mark the eutectoid point. 3. Sketch the Fe–Fe₃C diagram and mark the eutectoid point.
4. Differentiate between steel and cast iron. 4. Differentiate between steel and cast iron.
5. Write any two applications of eutectoid steels. 5. Write any two applications of eutectoid steels.

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) Explain the formation and types of solid solutions. Illustrate with neat 6. (a) Explain the formation and types of solid solutions. Illustrate with neat
diagrams. (13) diagrams. (13)
OR OR
(b) A binary alloy of A–B shows complete solubility in solid state. Draw the (b) A binary alloy of A–B shows complete solubility in solid state. Draw the
isomorphous phase diagram and explain its important features. (13) isomorphous phase diagram and explain its important features. (13)
7. (a) With neat sketch, explain the microstructure and properties of hypo-eutectoid 7. (a) With neat sketch, explain the microstructure and properties of hypo-eutectoid
steels. (13) steels. (13)
OR OR
(b) From the Fe–Fe₃C equilibrium diagram, explain the different phases and (b) From the Fe–Fe₃C equilibrium diagram, explain the different phases and
transformations occurring at various temperatures. (13) transformations occurring at various temperatures. (13)

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) With neat sketch, explain eutectic, eutectoid, peritectic, and peritectoid 8. (a) With neat sketch, explain eutectic, eutectoid, peritectic, and peritectoid
reactions with suitable examples. (14) reactions with suitable examples. (14)
OR OR
(b) Classify cast irons and explain their microstructure, properties, and (b) Classify cast irons and explain their microstructure, properties, and
applications. (14) applications. (14)
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3391 ENGINEERING THERMODYNAMICS SUB : ME3391 ENGINEERING THERMODYNAMICS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50
PART A (5 × 2 = 10 Marks) PART A (5 × 2 = 10 Marks)
1. Define eutectoid and peritectoid reactions. 1. Define eutectoid and peritectoid reactions.
2. What are the phases present in Fe–Fe₃C diagram at room temperature? 2. What are the phases present in Fe–Fe₃C diagram at room temperature?
3. Differentiate between gray cast iron and white cast iron. 3. Differentiate between gray cast iron and white cast iron.
4. Write the composition and applications of eutectic steel. 4. Write the composition and applications of eutectic steel.
5. State the significance of Iron–Iron carbide diagram. 5. State the significance of Iron–Iron carbide diagram.

PART B (2 × 13 = 26 Marks) PART B (2 × 13 = 26 Marks)

6. (a) Explain the constitution of alloys. Discuss substitutional and interstitial solid 6. (a) Explain the constitution of alloys. Discuss substitutional and interstitial solid
solutions with examples. (13) solutions with examples. (13)
OR OR
(b) With neat diagram, explain the eutectic system and derive the lever rule for (b) With neat diagram, explain the eutectic system and derive the lever rule for
calculating phase percentages. (13) calculating phase percentages. (13)
7. (a) Explain in detail the classification of steels with respect to carbon content 7. (a) Explain in detail the classification of steels with respect to carbon content
and their applications. (13) and their applications. (13)
OR OR
(b) With neat sketches, explain the microstructures of different types of cast irons. (b) With neat sketches, explain the microstructures of different types of cast irons.

PART C (1 × 14 = 14 Marks) PART C (1 × 14 = 14 Marks)

8. (a) Draw and explain the Fe–Fe₃C diagram in detail. Discuss its significance in 8. (a) Draw and explain the Fe–Fe₃C diagram in detail. Discuss its significance in
steel design. (14) steel design. (14)
OR OR
(b) Compare the microstructure, properties, and applications of steels and cast (b) Compare the microstructure, properties, and applications of steels and cast
irons. (14) irons. (14)
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3393 MANUFACTURING PROCESSES SUB : ME3393 MANUFACTURING PROCESSES
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50
Part A (5 × 2 = 10 Marks) Part A (5 × 2 = 10 Marks)
1. List the different types of patterns used in sand casting. 1. List the different types of patterns used in sand casting.
2. Define pattern allowance and mention its types. 2. Define pattern allowance and mention its types.
3. What are the desirable properties of moulding sand? 3. What are the desirable properties of moulding sand?
4. Name any two types of cores and their applications. 4. Name any two types of cores and their applications.
5. List any four common defects in sand casting. 5. List any four common defects in sand casting.

Part B (2 × 13 = 26 Marks) Part B (2 × 13 = 26 Marks)

6. (a) Explain in detail the various types of pattern allowances with neat sketches. 6. (a) Explain in detail the various types of pattern allowances with neat sketches.
(OR) (OR)
(b) A cylindrical pattern of 60 mm diameter and 100 mm length is to be made in a (b) A cylindrical pattern of 60 mm diameter and 100 mm length is to be made in a
metal pattern. Considering shrinkage allowance of 1%, draft allowance of 1°, and metal pattern. Considering shrinkage allowance of 1%, draft allowance of 1°, and
machining allowance of 3 mm, calculate the final dimensions of the pattern. machining allowance of 3 mm, calculate the final dimensions of the pattern.

7. (a) Explain the working principle and applications of different types of melting 7. (a) Explain the working principle and applications of different types of melting
furnaces used in foundry. furnaces used in foundry.
(OR) (OR)
(b) Describe the principle, steps, and applications of investment casting and (b) Describe the principle, steps, and applications of investment casting and
ceramic mould casting with neat sketches. ceramic mould casting with neat sketches.

Part C (1 × 14 = 14 Marks) Part C (1 × 14 = 14 Marks)

8. (a) Explain with neat diagrams the working principle, advantages, and 8. (a) Explain with neat diagrams the working principle, advantages, and
limitations of centrifugal casting processes. limitations of centrifugal casting processes.
(OR) (OR)
(b) Discuss in detail the various defects in sand casting process and suggest (b) Discuss in detail the various defects in sand casting process and suggest
suitable remedies for each defect. suitable remedies for each defect.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3393 MANUFACTURING PROCESSES SUB : ME3393 MANUFACTURING PROCESSES
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

Part A (5 × 2 = 10 Marks) Part A (5 × 2 = 10 Marks)

1. Define sand mould and its main functions. 1. Define sand mould and its main functions.
2. Differentiate between green sand and dry sand moulding. 2. Differentiate between green sand and dry sand moulding.
3. State any two applications of shell moulding. 3. State any two applications of shell moulding.
4. What is CO₂ casting process? 4. What is CO₂ casting process?
5. Write short notes on tilt pouring casting. 5. Write short notes on tilt pouring casting.

Part B (2 × 13 = 26 Marks) Part B (2 × 13 = 26 Marks)

6. (a) With neat sketches, explain the different types of moulding machines and 6. (a) With neat sketches, explain the different types of moulding machines and
their applications. their applications.
(OR) (OR)
(b) A steel casting weighing 15 kg is to be produced using green sand moulding. (b) A steel casting weighing 15 kg is to be produced using green sand moulding.
The solidification factor for steel is 4.5 (min/cm²). Estimate the solidification time The solidification factor for steel is 4.5 (min/cm²). Estimate the solidification time
using Chvorinov’s rule if the volume of casting is 1900 cm³. using Chvorinov’s rule if the volume of casting is 1900 cm³.

7. (a) Explain the working principle, construction, and applications of high 7. (a) Explain the working principle, construction, and applications of high
pressure die casting and low pressure die casting with sketches. pressure die casting and low pressure die casting with sketches.
(OR) (OR)
(b) Compare shell mould casting, CO₂ casting, and investment casting in terms of (b) Compare shell mould casting, CO₂ casting, and investment casting in terms of
process, cost, and applications. process, cost, and applications.

Part C (1 × 14 = 14 Marks) Part C (1 × 14 = 14 Marks)

8. (a) With neat diagrams, explain the principle, steps, advantages, and limitations 8. (a) With neat diagrams, explain the principle, steps, advantages, and limitations
of pressure die casting (gravity, tilt pouring, high pressure). of pressure die casting (gravity, tilt pouring, high pressure).
(OR) (OR)
(b) Classify the different types of cores used in sand casting. Explain their (b) Classify the different types of cores used in sand casting. Explain their
applications with neat sketches. applications with neat sketches.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3791 MECHATRONICS AND IoT SUB : ME3791 MECHATRONICS AND IoT
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

Part A (5 × 2 = 10 marks) Part A (5 × 2 = 10 marks)

1. Define mechatronics and explain the modular approach. 1. Define mechatronics and explain the modular approach.
2. List any four static characteristics of transducers. 2. List any four static characteristics of transducers.
3. Give two examples of capacitive transducers. 3. Give two examples of capacitive transducers.
4. Write two applications of fibre optic sensors. 4. Write two applications of fibre optic sensors.
5. Mention two uses of piezoelectric sensors. 5. Mention two uses of piezoelectric sensors.

Part B (2 × 13 = 26 marks) Part B (2 × 13 = 26 marks)

6. (a) Explain the working of resistive, capacitive, inductive and resonant 6. (a) Explain the working of resistive, capacitive, inductive and resonant
transducers with neat sketches. (13) transducers with neat sketches. (13)
Or Or
(b) Discuss the principle, working and applications of optical sensors and (b) Discuss the principle, working and applications of optical sensors and
photodetectors. (13) photodetectors. (13)
7. (a) Explain in detail the construction and working of DC and AC servo motors. 7. (a) Explain in detail the construction and working of DC and AC servo motors.
(13) (13)
Or Or
(b) Describe the working of PM, VR and Hybrid stepper motors with applications. (b) Describe the working of PM, VR and Hybrid stepper motors with applications.
(13) (13)

Part C (Either/Or – 1 × 14 = 14 marks) Part C (Either/Or – 1 × 14 = 14 marks)

8. (a) Explain laser sensors, fibre optic and non-fibre optic sensors with suitable 8. (a) Explain laser sensors, fibre optic and non-fibre optic sensors with suitable
examples. (14) examples. (14)
Or Or
(b) With neat sketches, explain the principle, construction and applications of (b) With neat sketches, explain the principle, construction and applications of
brushless permanent magnet DC motor. (14) brushless permanent magnet DC motor. (14)
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3791 MECHATRONICS AND IoT SUB : ME3791 MECHATRONICS AND IoT
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

Part A (5 × 2 = 10 marks) Part A (5 × 2 = 10 marks)

1. Write any two dynamic characteristics of transducers. 1. Write any two dynamic characteristics of transducers.
2. Define optical sensor and give an example. 2. Define optical sensor and give an example.
3. List two applications of ultrasonic sensors. 3. List two applications of ultrasonic sensors.
4. State the principle of piezoelectric sensors. 4. State the principle of piezoelectric sensors.
5. Mention two advantages of stepper motors. 5. Mention two advantages of stepper motors.

Part B (2 × 13 = 26 marks) Part B (2 × 13 = 26 marks)

6. (a) Discuss in detail solid state sensors and ultrasonic sensors with applications. 6. (a) Discuss in detail solid state sensors and ultrasonic sensors with applications.
Or Or
(b) Explain the working of vision systems and their importance in mechatronics. (b) Explain the working of vision systems and their importance in mechatronics.
7. (a) Describe the construction and characteristics of brushless permanent magnet 7. (a) Describe the construction and characteristics of brushless permanent magnet
DC motors. DC motors.
Or Or
(b) Explain the principle and operation of DC servo and AC servo motors with (b) Explain the principle and operation of DC servo and AC servo motors with
applications. applications.

Part C (1 × 14 = 14 marks) Part C (1 × 14 = 14 marks)

8. (a) With neat sketches, explain resistive, capacitive, and inductive transducers. 8. (a) With neat sketches, explain resistive, capacitive, and inductive transducers.
Or Or
(b) Write short notes on: (b) Write short notes on:
(i) Laser sensors (i) Laser sensors
(ii) Fibre optic sensors (ii) Fibre optic sensors
(iii) Piezoelectric sensors (iii) Piezoelectric sensors
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3792 COMPUTER INTEGRATED MANUFACTURING SUB : ME3792 COMPUTER INTEGRATED MANUFACTURING
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART – A (5 × 2 = 10 Marks) PART – A (5 × 2 = 10 Marks)

1. Define CIM. 1. Define CIM.
2. What is meant by CIM wheel? 2. What is meant by CIM wheel?
3. List any two advantages of CAD/CAM integration. 3. List any two advantages of CAD/CAM integration.
4. Write the three steps for implementing CIM. 4. Write the three steps for implementing CIM.
5. Mention any two safety aspects of CIM. 5. Mention any two safety aspects of CIM.

PART – B (2 × 13 = 26 Marks) PART – B (2 × 13 = 26 Marks)

6. (a) Explain the evolution of CIM and discuss the role of CAD, CAM, and 6. (a) Explain the evolution of CIM and discuss the role of CAD, CAM, and
CIM in modern industries. CIM in modern industries.
OR OR
(b) With neat sketch, explain the CIM wheel and cycle in detail. (b) With neat sketch, explain the CIM wheel and cycle in detail.
7. (a) Discuss the major elements of a CIM system with block diagram. 7. (a) Discuss the major elements of a CIM system with block diagram.
OR OR
(b) Explain the production concepts and mathematical models with simple (b) Explain the production concepts and mathematical models with simple
numerical examples. numerical examples.

PART – C (1 × 14 = 14 Marks) PART – C (1 × 14 = 14 Marks)

8. (a) Explain the role of computer networks for manufacturing and describe 8. (a) Explain the role of computer networks for manufacturing and describe
the architecture of the future automated factory. the architecture of the future automated factory.
OR OR
(b) Discuss the management of CIM system and explain the latest (b) Discuss the management of CIM system and explain the latest
advances in CIM with suitable examples. advances in CIM with suitable examples.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : ME3792 COMPUTER INTEGRATED MANUFACTURING SUB : ME3792 COMPUTER INTEGRATED MANUFACTURING
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50
PART – A (5 × 2 = 10 Marks) PART – A (5 × 2 = 10 Marks)
1. Write any two limitations of conventional manufacturing systems. 1. Write any two limitations of conventional manufacturing systems.
2. Define production concept. 2. Define production concept.
3. What is the significance of CIM software? 3. What is the significance of CIM software?
4. Mention any two advances in CIM. 4. Mention any two advances in CIM.
5. List the three major categories of computers used in CIM. 5. List the three major categories of computers used in CIM.

PART – B (2 × 13 = 26 Marks) PART – B (2 × 13 = 26 Marks)

6. (a) Explain in detail the three-step process for implementation of CIM with 6. (a) Explain in detail the three-step process for implementation of CIM with
suitable examples. suitable examples.
OR OR
(b) With neat diagram, explain the hardware and software components of (b) With neat diagram, explain the hardware and software components of
CIM. CIM.
7. (a) Describe the role of computers in CIM and explain how they improve 7. (a) Describe the role of computers in CIM and explain how they improve
manufacturing productivity. manufacturing productivity.
OR OR
(b) Solve a simple production mathematical model problem with proper (b) Solve a simple production mathematical model problem with proper
explanation. explanation.

PART – C (1 × 14 = 14 Marks) PART – C (1 × 14 = 14 Marks)

8. (a) Discuss the safety aspects of CIM in detail with case studies from 8. (a) Discuss the safety aspects of CIM in detail with case studies from
modern industries. modern industries.
OR OR
(b) Explain the future automated factory in terms of flexibility, integration, (b) Explain the future automated factory in terms of flexibility, integration,
and efficiency. and efficiency.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : GE3792 INDUSTRIAL MANAGEMENT SUB : GE3792 INDUSTRIAL MANAGEMENT
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART – A (5 × 2 = 10 Marks) PART – A (5 × 2 = 10 Marks)

1. Define management in simple terms. 1. Define management in simple terms.
2. List any two functions of management. 2. List any two functions of management.
3. What are the forms of business organization? 3. What are the forms of business organization?
4. Write any two differences between public sector and private sector 4. Write any two differences between public sector and private sector
organizations. organizations.
5. Define a trade union. 5. Define a trade union.

PART – B (2 × 13 = 26 Marks) PART – B (2 × 13 = 26 Marks)

6. (a) Explain in detail Mintzberg’s Ten Managerial Roles with suitable 6. (a) Explain in detail Mintzberg’s Ten Managerial Roles with suitable
examples. examples.
OR OR
(b) Describe the principles of Taylor, Fayol, Weber, and Parker and their (b) Describe the principles of Taylor, Fayol, Weber, and Parker and their
relevance in modern management. relevance in modern management.
7. (a) Compare and contrast the forms of organization – Sole Proprietorship, 7. (a) Compare and contrast the forms of organization – Sole Proprietorship,
Partnership, Private Company, Public Company, and Cooperative. Partnership, Private Company, Public Company, and Cooperative.
OR OR
(b) Explain the approaches to the study of management and their practical (b) Explain the approaches to the study of management and their practical
applications. applications.

PART – C (1 × 14 = 14 Marks) PART – C (1 × 14 = 14 Marks)

8. (a) Discuss the business environment in detail covering Economic, Social, 8. (a) Discuss the business environment in detail covering Economic, Social,
Political, and Legal aspects. Political, and Legal aspects.
OR OR
(b) Explain the functions, merits, and demerits of trade unions with (b) Explain the functions, merits, and demerits of trade unions with
examples from industries. examples from industries.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

DEPARTMENT OF MECHANICAL ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : GE3792 INDUSTRIAL MANAGEMENT SUB : GE3792 INDUSTRIAL MANAGEMENT
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

PART – A (5 × 2 = 10 Marks) PART – A (5 × 2 = 10 Marks)

1. State any two definitions of management. 1. State any two definitions of management.
2. Mention any two approaches to management. 2. Mention any two approaches to management.
3. What is meant by a cooperative organization? 3. What is meant by a cooperative organization?
4. Give two merits of public sector organizations. 4. Give two merits of public sector organizations.
5. List any two functions of trade unions. 5. List any two functions of trade unions.

PART – B (2 × 13 = 26 Marks) PART – B (2 × 13 = 26 Marks)

6. (a) Explain the functions of management with neat examples. 6. (a) Explain the functions of management with neat examples.
OR OR
(b) Discuss the principles of Fayol in detail and highlight their importance (b) Discuss the principles of Fayol in detail and highlight their importance
in modern industries. in modern industries.
7. (a) Write in detail about the advantages and disadvantages of different 7. (a) Write in detail about the advantages and disadvantages of different
forms of business organization. forms of business organization.
OR OR
(b) Explain the differences between public sector and private sector (b) Explain the differences between public sector and private sector
organizations with examples. organizations with examples.

PART – C (1 × 14 = 14 Marks) PART – C (1 × 14 = 14 Marks)

8. (a) Describe the economic, social, political, and legal environment of 8. (a) Describe the economic, social, political, and legal environment of
business with examples. OR business with examples. OR
(b) Write an essay on the importance, functions, merits, and demerits of (b) Write an essay on the importance, functions, merits, and demerits of
trade unions in industries. trade unions in industries.
 HOLYCROSSENGINEERING COLLEGE HOLYCROSSENGINEERING COLLEGE
7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post, 7/131, Holycross Nagar Vagaikulam, Srivaikuntam Express Road, Aniyaparanallur Post,
Thoothukudi - 628 851 Tamilnadu Thoothukudi - 628 851 Tamilnadu

COMMON TO ALL BRANCHES COMMON TO ALL BRANCHES

INTERNAL ASSESSMENT EXAM – 1 INTERNAL ASSESSMENT EXAM – 1
SUB : GE3791 HUMAN VALUES AND ETHICS SUB : GE3791 HUMAN VALUES AND ETHICS
DURATION : 1:30 HOURS TOTAL MARKS :50 DURATION : 1:30 HOURS TOTAL MARKS :50

Part A (5 × 2 = 10 Marks) Part A (5 × 2 = 10 Marks)

1. Define equality in the context of democracy. 1. List any two fundamental freedoms in a democracy.
2. What is pluralism? 2. Define tolerance.
3. State any two interpretations of secularism in the Indian context. 3. Mention two differences between public and private expressions of faith.
4. Write two features of fraternity. 4. What is meant by freedom of expression?
5. Mention two non-discriminatory practices in society. 5. Give two examples of secular practices in India.

Part B (2 × 13 = 26 Marks) Part B (2 × 13 = 26 Marks)

1. (a) Explain the significance of liberty and justice as democratic values with 1. (a) Explain equality and fraternity as pillars of democracy with suitable
suitable examples. illustrations.
OR OR
(b) Discuss the importance of citizen participation in governance. Give relevant (b) Write a detailed note on respect for all and freedom of expression in
examples. democratic governance.
2. (a) Explain secularism in India. How does the state maintain disassociation from 2. (a) Discuss the constitutional provisions in India that support secularism.
religion? OR
OR (b) How does secularism encourage non-discriminatory practices? Explain with
(b) Evaluate the acceptance of all faiths as a secular value in building a harmonious examples.
society.
Part C (1 × 14 = 14 Marks)
Part C (1 × 14 = 14 Marks) 3. (a) Explain the significance of pluralism and tolerance in strengthening
3. (a) Describe the role of the French Revolution, American Independence, and the democracy.
Indian Freedom Movement in shaping democratic values. OR
OR (b) “Secularism is the backbone of Indian democracy.” – Discuss with reference
(b) Critically analyze secularism as practiced in India. How is it different from to the Indian context.
Western secularism?