PTU Punjab Technical University B-Tech May 2019 Question Papers 6th Semester Mechanical Engineering (MECH)
Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(ME) (E-I 2011 Onwards) (Sem.?6)
MECHATRONICS
Subject Code : DE/ME-3.8
M.Code : 71270
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1.
SECTION-A is COMPULSORY consisting of TEN questions carrying T WO marks
each.
2.
SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3.
SECTION-C contains T HREE questions carrying T EN marks each and students
have to attempt any T WO questions.
SECTION-A
1.
Answer briefly :
(a) What are the benefits of mechatronics systems to industries?
(b) Distinguish between sensor and transducer.
(c) What is the significance of using adaptive control systems?
(d) Write the advantages of using a multiplexer?
(e) Write advantages of hydraulic systems over pneumatic systems.
(f) Why flow control valves are used?
(g) What do you mean by actuation system?
(h) What is the function of a microprocessor?
(i) What is tri-state logic?
(j) Write the names of various registers in 8085 microprocessor.
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SECTION-B
2.
Explain the working of :
(a) Displacement sensor
(b) Velocity sensor with help of neat sketches.
3.
What is a multiplexer? Explain the working of a multiplexer.
4.
Explain how hydraulic system is used to amplify force with neat sketch.
5.
Explain the constructional features of a DC motor with a neat sketch.
6.
Write the function of a solenoid? Explain the factors to be considered for selecting
solenoids.
SECTION-C
7.
What is a microprocessor? Draw a block diagram of micro computer and explain briefly
three segments (ALU, register and control unit) of a microprocessor.
8.
(a) Write a short note on pulse modulation.
(b) Explain how Op Amp is used for signal conditioning.
9.
Write short notes on the following :
(a) Definition and approach of mechatronics
(b) Embedding a microprocessor into a mechatronics system
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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This post was last modified on 04 November 2019