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Mechanical Engineering :: Automobile Engineering

  1. The PCV valve incorporates a spring loaded plunger and opens in proportion to the level of vacuum pressure in the intake manifold.

  2. A.
    Agree
    B.
    Disagree

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  3. The motion of the cam is transferred to the rocker arm, moving it upwards and downwards. This rocker-arm motion then forces the valve downwards against the force in the valve spring so that the valve can open.

  4. A.
    True
    B.
    False

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  5. The fuel pump in the programmed fuel injection (PFI) system is located

  6. A.
    between the fuel-filler pipe and fuel tank
    B.
    in the fuel tank
    C.
    on the distributor mounting in the engine compartment
    D.
    on the engine compartment bulkhead

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  7. The camshaft of a four stroke Diesel engine running at 1000 rpm will run at

  8. A.
    500 rpm
    B.
    1000 rpm
    C.
    2000 rpm
    D.
    4000 rpm

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  9. The main merit of a multi-cylinder type cylinder sleeve is

  10. A.
    smaller engine dimensions
    B.
    better cooling efficiency
    C.
    high rigidity
    D.
    none of these

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  11. The materials used for cylinder block are

  12. A.
    cast iron and steel
    B.
    cast iron and aluminium alloy
    C.
    steel and aluminium alloy
    D.
    brass and steel

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  13. The positive plates of a lead acid battery has

  14. A.
    lead peroxide (PbO2)
    B.
    spongy lead (Pb)
    C.
    lead sulphate (PbSO4)
    D.
    sulphuric acid (H2SO4)

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  15. The path taken by intake air is

  16. A.
    carburettor (or throttle body) - air cleaner - intake manifold - intake ports - cylinders
    B.
    air cleaner - carburettor (or throttle body) -intake ports - intake manifold - cylinders
    C.
    air cleaner - intake manifold - carburettor (or throttle body) - intake ports - cylinders
    D.
    air cleaner - carburettor (or throttle body) - intake manifold - intake ports - cylinders

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  17. The basic purpose of tyre rotation on automobiles is to

  18. A.
    avoid ply separation
    B.
    equalize wear
    C.
    get better ride
    D.
    none of these

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  19. Which of the following is not an automobile ?

  20. A.
    Motor cycle
    B.
    Passenger car
    C.
    Aeroplane
    D.
    Truck

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