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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

  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

  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

  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

  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

  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

  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)

  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

  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

  19. Which of the following is not an automobile ?

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