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Mechanical Engineering :: IC Engine and Nuclear Power Plants

  1. In qualitative governing, the quantity of fuel is varied to suit the load on the engine and the total charge of air is altered.

  2. A.
    Correct
    B.
    Incorrect

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  3. The function of a distributor in a coil ignition system of I.C. engines is

  4. A.
    to distribute spark
    B.
    to distribute power
    C.
    to distribute current
    D.
    to time the spark

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  5. A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be

  6. A.
    stable under nuclear radiation
    B.
    corrossion resistant
    C.
    good thermal conductor
    D.
    all of these

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  7. The frictional power (F.P.) is given by

  8. A.
    F.P. = B.P. - I.P.
    B.
    F.P. = I.P. - B.P.
    C.
    F.P. = B.P./I.P.
    D.
    F.P. = I.P./B.P.

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  9. The unit million electron volts (Mev) is commonly used to measure the nuclear energy.

  10. A.
    True
    B.
    False

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  11. The knocking tendency in spark ignition engines can be decreased by adding dopes like tetra ethyle lead and ethylene dibromide.

  12. A.
    Agree
    B.
    Disagree

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  13. If V1 is the jet velocity and V0 is the vehicle velocity, then the propulsive efficiency of a rocket is given by

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  15. A diesel engine has compression ratio from

  16. A.
    6 to 10
    B.
    10 to 15
    C.
    15 to 25
    D.
    25 to 40

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  17. A petrol engine, during suction stroke draws

  18. A.
    air only
    B.
    petrol only
    C.
    a mixture of petrol and air

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  19. A supercharged engine as compared to an ordinary engine

  20. A.
    requires smaller foundation
    B.
    is lighter
    C.
    consumes less lubricating oil
    D.
    all of these

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