Automobile Systems — Winter 2020

Discuss the function universal joint in power transmission. How an automobile is classified on basis of (a) Transmission (b) Wheel

4 drive. What is the importance of differential in vehicle? Explain its working and

7 construction with diagram.

List different types of lining materials used in brakes. Explain the following terms: (i) Caster (ii) Camber

4 (iii)Toe in & Toe out (iv) Slip angle Explain hydraulic braking system. Explain construction and working of

7 Master cylinder with neat sketch.

Write the advantages of fluid flywheel. Explain functions of automobile frame. Give comparison of conventional

4 frame and frameless construction. Explain important of steering gearbox. Explain any two types of steering gear

7 box with neat sketch. “ In Automobile front axle, generally Isection is provided in middle and

3 elliptical Section provided at the end” Justify the statement.

Explain semi centrifugal clutch. Explain

1.Wishbone independent suspension 2.Mac Pherson strut independent suspension

What is the requirement of propeller shaft ? Explain with neat sketch.

Explain the difference between radial ply and bias ply tires. Afour wheel drive passenger car moving up with high speed on an inclined

road surface. Explain the types of road loads acting on the vehicle with suitable diagram. Define the following terms:

3

Air resistance (ii) Gradiability (iii) Traction and Tractive effort.

Compare front and rear mounting engine. What is Continuous variable transmission in automobile? Explain working

7 principal of continuous variable transmission. Explain the following terms in details.

3

Over inflation (ii) Air bleeding (iii) Under inflation.

Explain Ackermann steering in detail with neat sketch.

Explain different types of material used in automobile body construction.

Explain with neat sketch vehicle layout for front engine front wheel drive.

Explain the types of belts in brief.

Explain hydro-elastic suspension.