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Maulana Abul Kalam Azad University of Technology, West Bengal

The document is an examination paper for the course Industrial Automation and Control at Maulana Abul Kalam Azad University of Technology, West Bengal. It includes various types of questions, such as very short answer, short answer, and long answer questions, covering topics like control schemes, transducers, PLC architecture, and sensors. The total marks for the exam are 70, and candidates are instructed to answer in their own words.

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10 views1 page

Maulana Abul Kalam Azad University of Technology, West Bengal

The document is an examination paper for the course Industrial Automation and Control at Maulana Abul Kalam Azad University of Technology, West Bengal. It includes various types of questions, such as very short answer, short answer, and long answer questions, covering topics like control schemes, transducers, PLC architecture, and sensors. The total marks for the exam are 70, and candidates are instructed to answer in their own words.

Uploaded by

suryakiranmukherjeedgp
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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CS/B.

TECH(N)/EVEN/SEM-8/8337/2022-2023/I008
MAULANA ABUL KALAM AZAD UNIVERSITY OF TECHNOLOGY, WEST BENGAL
Paper Code : PE-EC802B Industrial Automation and Control
UPID : 008337

Time Allotted : 3 Hours Full Marks :70


The Figures in the margin indicate full marks.
Candidate are required to give their answers in their own words as far as practicable

Group-A (Very Short Answer Type Question)


1. Answer any ten of the following : [ 1 x 10 = 10 ]
(I) Which control scheme is known as anticipatory control?
(II) If Proportional Band (PB) of a P controller is very wide then the system response is ___________________
(III) The function of reset action in a process controller is to _____________
(IV) When Should Cascade Control be used?
(V) Which controllers does not show a continuous action?
(VI) Response of Feed- forward control is ______________than Feedback control.
(VII) what is the transfer functions of a dead time element?
(VIII) Provide the example of self-regulating system.
(IX) Ratio control system is a special type of _________________ control system
(X) The span of pneumatic signal used in industry is ______________
(XI) The purpose of ratio control is to __________________________
(XII) The gauge factor of strain gauge indicates its _______________

Group-B (Short Answer Type Question)


Answer any three of the following : [ 5 x 3 = 15 ]
2. What do you mean by active and passive transducer? With suitable example [5]
3. What is the application of the actuators? [5]
4. Define PLC .Write the architecture of PLC. [5]
5. Explain the operation of servomotor [5]
6. Explain the operating principle of LVDT with neat diagram. [5]

Group-C (Long Answer Type Question)


Answer any three of the following : [ 15 x 3 = 45 ]
7. (a) Draw a schematic diagram of an LVDT. [5]
(b) Explain its electro-mechanical transfer characteristics with suitable block diagram. [ 10 ]
8. (a) State the principle on which the thermocouple works. Mention the name along with its temperature [ 10 ]
range andcomposition of two commonly used thermocouples.
(b) What is the technique of cold junction compensation ? [5]
9. (a) Draw the diagram of a pneumatic actuator and explain its operation in detail. [ 10 ]
(b) Write the difference between servo and stepper motor. [5]
10. (a) State the advantages of cascade controller. [5]
(b) Draw the block diagram of cascade control scheme and explain its operation. [ 10 ]
11. (a) Explain the principle of operation of ultrasonic sensor with neat sketch [ 10 ]
(b) Write the application area of ultrasonic sensor. [5]

*** END OF PAPER ***

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