Download GTU BE/B.Tech 2019 Winter 5th Sem New 2153406 Mechatronics Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 5th Sem New 2153406 Mechatronics Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? V (New) EXAMINATION ? WINTER 2019
Subject Code: 2153406 Date: 21/11/2019

Subject Name: Mechatronics
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.


MARKS

Q.1 (a) What are the key elements of Mechatronics system? 03
(b) List out various heat treatment processes? Explain any Two heat treatment process. 04
(c) Explain conductors, semiconductor & Insulators. 07
Q.2 (a) List out solid state switches. Explain any one. 03
(b) Name types of stepper motors. Explain any two with neat diagram. 04
(c) Brief the construction and working principle of following;
(i) Linear and rotary potentiometer (ii) Strain gauge.
07
OR
(c) Explain ? C ? type bourdon gauge. 07
Q.3 (a) Write short note about the bimetallic strips. 03
(b) Write short note on Optical encoders. 04
(c) List out the different actuating methods for hydraulic direction control valve.
Explain Two stage hydraulic direction control valve.
07
OR
Q.3 (a) Explain belt and Chain drives. 03
(b) Write short notes on the working of a Ratchet and pawl mechanism. 04
(c) With neat diagrams illustrate the working of Filter-Regulator- Lubricator (FRL)
unit in a pneumatic system
07
Q.4 (a) Explain Thermocouple. 03
(b) Explain Two step control mode in controllers. 04
(c) Demonstrate the details about inductive transducer used to measure the
linear displacement.
07
OR
Q.4 (a) Explain Thermistors. 03
(b) List down the various stages in mechatronic system design. 04
(c) What is Proportional-Integral-differential (PID) controller? Explain each of
constituents with neat sketch.
07
Q.5 (a) Explain 3 basic laws of robotics 03
(b) Elaborate the construction and Input/output details of PLC. 04
(c) Draw the ladder logic diagram of OR, NOR, NANO and XOR logic. 07
OR
Q.5 (a) What is an internal relay in PLC? 03
(b) Design a robot to pick and place the object and comment on the various
elements in the system.
04
(c) Write abort notes on PLC for the following: .
(1) Data Movement (2) Data Comparison.
07

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