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Mechanical Engineering :: Automobile Engineering

  1. Positive camber is used to compensate for wheels tilting inward due to the weight of the vehicle.

  2. A.
    Yes
    B.
    No

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  3. In automobiles G.V.W. refers to

  4. A.
    gross vehicle width
    B.
    gross vehicle weight
    C.
    gross vehicle wheel base
    D.
    gross vehicle wheel track

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  5. The firing order for an in-line four cylinder I.C. engine is

  6. A.
    1-2-3-4
    B.
    1-3-4-2
    C.
    1-2-4-3
    D.
    1-3-2-4

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  7. In a ventilated disc brake,

  8. A.
    a duct directs air towards the caliper for cooling while the vehicle is moving
    B.
    caliper is covered with cooling fins
    C.
    disc contains many small holes for optimum cooling performance
    D.
    disc contains radial vanes between its rubbing surfaces for optimum cooling performance

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  9. The effect of having excess camber is

  10. A.
    excessive steering alignment torque
    B.
    hard steering
    C.
    too much traction
    D.
    uneven tyre wear

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  11. If the air-fuel mixture in a spark ignition engine is too rich, then air-fuel ratio is about

  12. A.
    17:1
    B.
    15:1
    C.
    13:1
    D.
    10:1

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  13. The advantage of double-wishbone suspension design is that a large amount of freedom is available for setting geometry and precise settings can be made for driving comfort and steerability,

  14. A.
    Correct
    B.
    Incorrect

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  15. The co-efficient of rolling resistance for a truck weighing 63 500 N is 0.018. The rolling resistance to the truck is

  16. A.
    1.143 N
    B.
    11.43 N
    C.
    114.3 N
    D.
    1143 N

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  17. If the level of tension in the belt is too high, it can result in a loss of power or in bending of the rotating shaft or crankshaft.

  18. A.
    Correct
    B.
    Incorrect

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  19. If the air-fuel mixture ignites before the spark takes place at spark plug, the condition is called

  20. A.
    detonation
    B.
    ignition
    C.
    pre-ignition
    D.
    rumble

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