JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : Advanced Manufacturing Technology EXAM DATE :
SUB.CODE : 1020234110 Exam Marks : 50 MARKS
YEAR / SEMESTER : II YEAR / IV SEMESTER Converted to : 15 MARKS
The question setting details are as follows.
o EIGHT questions to be asked (4 questions from each unit) and students should answer
any FIVE questions. Each question carries 10 Marks.
o Total Marks: 5 Questions X 10 Marks = 50 Marks.
ANSWER ANY FIVE QUESTION
1. With neat sketch, explain the operation of Single screw extruder
2. Explain the working of Plunger type injection moulding with neat
sketch
3. What is meant by Gas injection moulding? And explain its operation.
4. Explain the operation of Rotational moulding with neat sketch
5. With neat sketch, explain the operation of Honing
6. What is meant by Burnishing? Explain the operation.
7. With neat sketch, explain the operation of Polishing
8. Write short notes on Buffing with schematic diagram
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : FLUID MECHANICS EXAM DATE :
SUB.CODE : 1020234230 Exam Marks : 50 MARKS
YEAR / SEMESTER : II YEAR / IV SEMESTER Converted to : 10 MARKS
The question setting details are as follows.
o EIGHT questions to be asked (4 questions from each unit) and students should answer
any FIVE questions. Each question carries 10 Marks.
o Total Marks: 5 Questions X 10 Marks = 50 Marks.
ANSWER ANY FIVE QUESTION
1. Define fluid and classification of fluid and explain its characteristics
2. What are the properties of fluids? Briefly explain specific gravity and
surface tension
3. Explain the surface tension and vapour pressure
4. Explain briefly the function of capillarity
5. One litre of petrol weight 7 N, calculate its specific weight, density ,
specific volume and relative density.
6. Explain briefly simple - u tube manometer for measuring the gauge
pressure
7. Explain briefly simple - u tube manometer for measuring the vacuum
pressure
8. Explain the description of Pressure Gauges
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : ADVANCED MANUFACTURING EXAM DATE :
TECHNOLOGY PRACTICAL
SUB.CODE : 1020234320 Exam Marks : 50 MARKS
YEAR / SEMESTER : II YEAR / IV SEMESTER Converted to : 10 MARKS
The students shall be permitted to select any one by lot for the Exam.
Cycle 1 - Exercises 1, 2, 4, 5 and 7.
1. . Using Linear and Circular interpolation - Create a part program and produce
component in the Machine
2. Using Stock removal cycle – Create a part program for multiple turning operations and
produce component in the Machine
4. Using Linear interpolation and Circular interpolation – Create a part program for
grooving and produce component in the Machine.
5. Using canned cycle - Create a part program for drilling produce component in the
Machine
7. Model the given engineering component and prepare the .stl file to print using a 3D
printer or simulator. - Geneva Wheel
SCHEME OF EVALUATION
Part Description Marks
A Aim & Tools required 10
B Writing CNC Program / Modelling / Editing 10
C Simulation / Slicing 20
TOTAL MARKS 50
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : SENSORS AND ACTUATORS EXAM DATE :
SUB.CODE : 1020234440 Exam Marks : 60 MARKS
YEAR / SEMESTER : II YEAR / IV SEMESTER Converted to : 10 MARKS
The students shall be permitted to select any one by lot for the Exam.
Cycle I: 1, 2, 3, 4 and 5.
1. TEMPERATURE MEASUREMENT
i) Construct a circuit to measure Temperature of Liquid using Thermistor or
Thermocouple or RTD.
ii) Also find the graphical relationship between input and output.
2. BEHAVIOUR OF PROXIMITY SENSORS
i) Observe the behaviour of Inductive proximity sensor and Capacitive
Proximity sensor for different material samples.
ii) Interface relay and buzzer with sensors to test the output
3. LVDT
i) Construct a circuit for Measurement of Linear Displacement using LVDT.
ii) Find the graphical relationship between input and output.
4. PERFORMANCE OF LIGHT SENSOR
i) Construct a circuit to obtain the VI characteristics and Response
Characteristics of Photoconductive Cell (LDR).
ii) Construct a circuit to measure the speed of the motor using Optical
Sensor
5. PERFORMANCE OF ULTRASONIC AND MOISTURE SENSORS
i) Interface Ultrasonic sensor with Arduino and measure the distance of
the object.
ii) Interface Moisture sensor with Arduino and measure the moisture
content in the soil.
SCHEME OF EVALUATION
Part Description Marks
A Aim & Apparatus Required 05
B Circuit Diagram 20
C Connections and Execution 25
D Practical Documents (As per the portions) 10
TOTAL MARKS 60
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : HEAT POWER ENGINEERING EXAM DATE :
SUB.CODE : 1020234540 Exam Marks : 60 MARKS
YEAR / SEMESTER : II YEAR / IV SEMESTER Converted to : 10 MARKS
The students shall be permitted to select any one by lot for the Exam.
Cycle I: 1, 2, 3, 4 and 5.
1. Determine the flash and fire point of the lubricating oil by using Open
cup apparatus and Closed cup apparatus and compare the value for the
given sample
2. Draw the valve timing diagram of single cylinder four stroke petrol
engines.
3. Draw the valve timing diagram of single cylinder four stroke diesel
engines
4. Draw the port timing diagram of a single cylinder two stroke Petrol
Engine.
5. Load test (Performance test) on Four Stroke Diesel Engine or Four Stroke
Petrol Engine.
SCHEME OF EVALUATION
Part Description Marks
A Aim & Apparatus Required 10
B Tabular Column / Formulae 10
C Observation / Calculation / Diagram 30
D Practical Documents (As per the portions) 10
TOTAL MARKS 60
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : METROLOGY AND MEASUREMENTS EXAM DATE :
SUB.CODE : 1020234640 Exam Marks : 60 MARKS
YEAR / SEMESTER : II YEAR / IV SEMESTER Converted to : 10 MARKS
The students shall be permitted to select any one by lot for the Exam.
Cycle - I Exercise 1, 2, 3, 4, 5 and 6.
1. VERNIER CALIPER
i) Measure the dimensions of ground MS flat/Cylindrical bush using Vernier Caliper.
ii) Compare the results with Digital Vernier Caliper
2. OUTSIDE MICROMETER
i) Measure the diameter of a wire using micrometer
ii) Compare the results with a digital Outside micrometer
3. INSIDE MICROMETER
i) Measure the inside diameter of the bore of a bush cylindrical component - Inside micrometer
ii) Compare the results with digital inside micrometer
4. SLIP GAUGES
Measure the thickness of ground MS plates using slip gauges
5. VERNIER HEIGHT GAUGE
Measure the height of gauge blocks or parallel bars using vernier height
gauge.
6. MECHANICAL COMPARATOR
Find out the measurement of a given component and Compare with a standard component using
a mechanical comparator and slip gauge
Part Description Marks
A Procedure / Preparation 10
B Observation / Dimensions 20
C Accuracy 20
D Practical Documents (As per the portions) 10
TOTAL MARKS 60
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : Industrial Engineering &Management EXAM DATE :
SUB.CODE : 4020610 Exam Marks : 50 MARKS
YEAR / SEMESTER : III YEAR / VI SEMESTER Converted to : 10 MARKS
PART-A ANSWER ALL QUESTIONS 5x3=15
1. What is meaning by product layout?
2. What are the types of maintenance?
3. Give any two causes of accident proneness
4. Write any resources of production
5. Define productivity
PART-B ANSWER ALL QUESTIONS 5X7=35
1. Explain any five factors that are to be considered for the selection of a site
for a plant
2. Explain briefly any two types of layout
3. Explain briefly any two types of maintenance
4. What is an industrial dispute? Discuss the causes of industrial dispute
5. Describe any one material handling equipment with neat sketch
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : E VEHICLE TECHNOLOGY & POLICY EXAM DATE :
SUB.CODE : 4020620 Exam Marks : 50 MARKS
YEAR / SEMESTER : III YEAR / VI SEMESTER Converted to : 10 MARKS
PART-A ANSWER ALL QUESTIONS 5x3=15
1. Define air pollution
2. Define environment impact
3. Explain FWD
4. Define electric vehicle
5. Specify the various types of E V motors
PART-B ANSWER ALL QUESTIONS 35 marks
6. Explain the configuration of electric vehicle (14 Marks)
7. Explain the history of (HEV ‘ S) (14 Marks)
8. Explain FCEV with diagram (7 Marks)
JOHN BOSCO POLYTECHNIC COLLEGE
MECHANICAL ENGINEERING
CONTINUOUS ASSESSMENT TEST –I
SUBJECT : AUTOMOBILE TECHNOLOGY EXAM DATE :
SUB.CODE : 4020633 Exam Marks : 50 MARKS
YEAR / SEMESTER : III YEAR / VI SEMESTER Converted to : 10 MARKS
PART-A ANSWER ALL QUESTIONS 5x3=15
1. State the functions of a piston?
2. What are the types of piston rings?
3. State the function of crank shaft?
4. What is the use of an air filter?
5. What is DTSI?
PART-B ANSWER ALL QUESTIONS 35 marks
1. State the functions (i) fly wheel (ii) Gasket (iii) Connecting rod
2. Write short notes on [i] Valve Actuating Mechanism (ii) Side valve
Mechanism [iii] Over head camshaft Mechanism
3. Explain the operation of Pump assisted water cooling system
