Reg No.:

Max. Marks: 100

11

12

a)
b)

E3837 Pages: 2

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
THIRD SEMESTER B.TECH DEGREE EXAMINATION, APRIL 2018
Course Code: AU203
Course Name: AUTO CHASSIS

PART A
Answer any three full questions, each carries 10 marks

With the help of neat sketch explain constructional details of a conventional
frame.

What are the various defects in frames and their remedies?

How are disc wheels classified?

Explain classification of tyres based on carcass.

Compare Hotchkiss and Torque tube drive.

What are the different types of universal joints?

Explain the Hypoid type final drive with its advantage.

With the help of neat sketch explain different types of double reduction
arrangements.

Explain the constructional details of a twin speed final drive.

PART B
Answer any three full questions, each carries 10 marks

What are the constructional features and advantages of fully floating type rear
axle?

What are the various loads acting on drive axles?

Explain with a neat sketch the construction and working of differential lock
mechanism.

What are the different types of differential housings used?

Mention some of the advantages of rubber suspension.

Explain the construction of torsion bar suspension with a neat sketch.

With the help of neat sketch explain the construction and working of hydra gas
suspension.

PART C
Answer any four full questions, each carries 10 marks

What are leading and trailing shoes in drum brake system?

Explain the construction of floating caliper type disc brakes with neat sketches.
What is servo mechanism? Explain the working of vacuum servo mechanism.
With the help of neat sketch explain the ABS mechanism. What are its
advantages.

What are the different types of stub axles used? Explain each of them with neat

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Duration: 3 Hours

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