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Mechanical Engineering :: Automobile Engineering

  1. Tachometer in a vehicle measures

  2. A.
    speed
    B.
    distance
    C.
    engine r.p.m.
    D.
    fuel consumption

  3. One effect of detonation is

  4. A.
    delay in ignition
    B.
    loss of power
    C.
    overheating of engine
    D.
    overcooling of engine

  5. The temperature indicating instrument in vehicles indicates the temperature of

  6. A.
    engine piston
    B.
    engine cylinder
    C.
    lubricating oil
    D.
    jacket cooling water

  7. The ignition coil is used to

  8. A.
    step up current
    B.
    step down current
    C.
    step up voltage
    D.
    step down voltage

  9. The process of removing the burnt gases from the engine cylinder by the fresh charge coming into the engine cylinder from the crank-case, is known as

  10. A.
    cleaning
    B.
    priming
    C.
    scavenging
    D.
    detonation

  11. The self ignition temperature of Diesel as compared to petrol is

  12. A.
    higher
    B.
    lower
    C.
    same
    D.
    depends on fuel quality

  13. With the increase of battery temperature, the specific gravity of electrolyte

  14. A.
    increases
    B.
    decreases
    C.
    reamains the same
    D.
    none of these

  15. The process of supplying the intake air to the engine cylinder at a pressure greater than the pressure of the surrounding atmosphere is known as

  16. A.
    supercharging
    B.
    auto-ignition
    C.
    scavenging
    D.
    detonation

  17. In aluminium cylinder blocks, the cylinder liners are made of

  18. A.
    aluminium
    B.
    ceramic
    C.
    brass
    D.
    cast iron

  19. The purpose of a balancer shaft is to

  20. A.
    balance the timing in the movement of the two groups of pistons
    B.
    increase inertia force of the rotating crankshaft
    C.
    reduce vibrations caused by the crankshaft rotation
    D.
    adjust the timing of the intake and exhaust valve openings