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Mechanical Engineering :: Automobile Engineering

  1. The connecting rod connects the piston and the

  2. A.
    cylinder head
    B.
    cylinder block
    C.
    camshaft
    D.
    crankshaft

  3. Valve overlap is the number of degrees of camshaft rotation during which

  4. A.
    both valves are closed
    B.
    both valves are open
    C.
    both 'a' and 'b'
    D.
    none of these

  5. The engine's idling speed will increase by a slight degree immediately after a cold engine has been started. It will drop as the engine warms up. and it will eventually reach the standard level.

  6. A.
    True
    B.
    False

  7. The component that is responsible for converting the rotation of the steering wheel into lateral motion is the

  8. A.
    steering wheel
    B.
    steering shaft
    C.
    steering gearbox
    D.
    tie rod

  9. The crankcase dilution means

  10. A.
    dilution of fuel in the crankcase
    B.
    dilution of oil by water in the crankcase
    C.
    dilution of lubrication oil by fuel in the crankcase
    D.
    dilution of mixture passing through crankcase in two-stroke engines

  11. The commonly used antifreeze solution in automobiles is

  12. A.
    carbon disulphide
    B.
    ethylene glycol
    C.
    ammonium chloride
    D.
    freon-12

  13. The indicated power of a four-stroke engine (in watts) is equal to (where P = Mean effective pressure in N/m2, L = Length of stroke in metres, A = Cross-sectional area of the piston in m2, and N = Speed of the engine in revolutions per second (r.p.s))

  14. A.
    P.L.A.N/2
    B.
    P.L.A.N
    C.
    2 x P.L.A.N
    D.
    P.L.A.N/4

  15. Engine misfiring is likely to result from

  16. A.
    spark plug gap too small
    B.
    spark plug gap too wide
    C.
    vapour lock in the fuel only
    D.
    incorrect fuel air mixture

  17. The basic part of the engine, to which the other engine parts are attached or assembled is the

  18. A.
    cylinder head
    B.
    crankshaft
    C.
    cylinder block
    D.
    oil pan

  19. Which of the following bulb in a car will have the least wattage ?

  20. A.
    Head light bulb
    B.
    Stop light bulb
    C.
    Parking light bulb
    D.
    Ignition warning bulb