STUPIDSID
1(a)
List advantages of Aluminium alloy pistons.
4 M
1(b)
With neat sketches, explain the construction and purpose of dry and wet liners.
8 M
1(c)
Draw the valve timing diagram for a 4 storke petrol engine indicating celarly the position of following and also briefly explain them.
i) IVO
ii) IVC
iii) Ignition
iv) EVO
v) EVC.
i) IVO
ii) IVC
iii) Ignition
iv) EVO
v) EVC.
8 M
2(a)
What are the octane and cetane ratings for gasoline and diesel fuel ?
4 M
2(b)
Explain with sketch working of carter carburetor.
8 M
2(c)
With a neat sketch explain the working of fuel injector.
8 M
3(a)
What are the objectives of super charging?
4 M
3(b)
With neat sketch explain the working of
i) Vane blower
ii) Roots blower.
i) Vane blower
ii) Roots blower.
8 M
3(c)
What is turbo charger lag and explain how it can be controlled?
6 M
3(d)
What is super charging?
2 M
4(a)
With a schematic diagram explain the working of transistor ignition system.
8 M
4(b)
With sketch explain the working of vacuum advance.
8 M
4(c)
What is ignition advance and list the factors affecting ignition advance?
4 M
5(a)
Explain with neat diagram working of single plate clutch.
6 M
5(b)
How different speeds are obtained by using planetary gear systems.
7 M
5(c)
With a neat sketch, explain the working principle fluid coupling.
7 M
6(a)
What is function of differential and explain its operation with neat diagram.
10 M
6(b)
Explain the working of power steering. Mention the advantages of power steering.
10 M
7(a)
With neat sketch, ecplain the working of telescopic type shock absorber.
10 M
7(b)
Draw the layout of a pneumatic break system.
8 M
7(c)
What is Anti-lock Bracking system(ABS)?
2 M
8(a)
Explain various evaporative emission control system.
8 M
8(b)
Explain
i) Air injection system
ii) Air aspirator valve.
i) Air injection system
ii) Air aspirator valve.
12 M
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