(AUTONOMOUS)
B. Tech VII Semester Supplementary Examinations, May 2018
(Regulations: VCE-R14)
AUTOMOBILE ENGINEERING
(Mechanical Engineering)
Date: 28 May, 2018 AN Time: 3 hours Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1. Give the classification of automobiles. Provide examples for each group. 7M
With neat sketch, explain the parts of an automobile.
8M
2. Differentiate between turbo charging and super charging in automobile. 8M
What is a drive system in an automobile? Why is it necessary? Explain the advantages
and disadvantages of front wheel drive system.
7M
Unit II
3. With neat sketch explain electronically controlled diesel injection system. 11M
What are the advantages of petrol injection?
4M
4. With neat sketch explain unit injector system. 11M
Write short notes on pollutants from petrol engines.
4M
Unit III
5. With a neat sketch, explain the principle of thermo-syphon cooling system. 8M
With a neat block diagram, describe the pressurized cooling.
7M
6. Compare and contrast thermo-syphon and forced cooling systems. Provide the comparison in
a table form.
15M
Unit IV
7. What is a clutch? Explain the working of centrifugal clutch. 8M
With neat sketch explain the working of synchro mesh gear box.
7M
8. With neat sketch explain the types of rear axles. 12M
Write short notes kiss drive.
3M
Unit V
9. With neat diagram, explain Camber angle (Positive) and king-pin inclination. 8M
Explain the steering gear mechanism.
7M
10. With a neat block diagram, describe Davis steering gear mechanism. 8M
Describe the components of a suspension system. 7M