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B.E/B.TECH. DEGREE EXAMINATION, MAY/JUNE 2013
Anna University Question Paper
Fifth Semester
Automobile Engineering
080190008-AUTOMOTIVE TRANSMISSION
(Regulation 2008)
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PART A-(10*2=20 marks)
1. How do you calculate the torque transmission capacity of a clutch?
2. List the advantages of diaphragm clutch.
3. What is the need of gear box in a vehicle?
4. What are the functions of transfer case?
5. Why is propeller shaft made as hollow?
6. Compare live axle and dead axle.
7. Write the difference between single reduction and final reduction drives?
8. What is the need of differential lock?
9. Compare hydrodynamic drive and hydrostatic drive.
10. What are the advantages and limitations of electric drive?
PART B-(5*16=80 marks)
11. (a) Discuss in detail about the construction and working of single plate coil spring type clutch . with neat sketch
(Or)
(b)Discuss in detail about the construction and working of single plate diaphragm spring
clutch in engaged and disengaged condition with neat sketch
12. (a) Discuss in detail about the construction and working of synchromesh gear box (5+1) with
(Or)
(b) Explain about the construction and working of torque converter with neat sketches.
13. (a) Explain about the construction and working of Hotchkiss and torque tube drive with neat
sketches.
(Or)
(b) Explain in detail about the construction and working of rear axles.
14. (a) Describe about double reduction final drive with respect to construction, working and merits
and demerits.
(Or)
(b) Describe in detail about non-slip differential unit with diagrams and also compare with
conventional differential.
15. (a) Describe about modern electric drives for buses and performance characteristics.
(Or)
(b) Discuss in detail about Ward Leonard control system with diagrams and advantages and
Disadvantages.
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