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Reg No.:_. Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
EIGHTH SEMESTER B.TECH DEGREE EXAMINATION, MAY 2019

Course Code: MR482

Course Name: Mechatronics

Max. Marks: 100 Duration: 3 Hours
PARTA
Answer all questions, each carries 5 marks. Marks
1 Demystify Mechatronics? (5)
2 Differentiate between open loop and closed loop control system? (5)
3 Explain the advantages of hydrodynamic bearing over antifriction bearing (5)
4 Write short note on adaptive machine Controllers (5)
5 Write short note on proximity sensing in robotic application and how it helpful (5)
for robotic movements
6 Mention the stages involved in the design process of a mechatronics system (5)
7 Illustrate basic block diagram of engine management systems & list its major (5)
components
8 With a neat sketch design a closed loop systems for heating a room (5)
PART 13
Answer any three full questions, each carries 10 marks.
9 ஐ Explain the evolution of Mechatronics? (4)
b) With neat sketch explain any one mechatronics system used in our daily life? (6)
10 a) With neat sketch explain the working of piezo electric crystal? (7)

b) How a piezo electric cystal can be converted to a piezo electric sensor? Explain (3)

in detail?

11 a) Define Preloading? Explain any two methods of preloading (10)
12 a) Explain PID controller. (5)

b) Explain any one of the PID controller tuning technique (5)
13 ஐ Explain the architecture of programmable logic controller (10)

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