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Mechanical Engineering :: Steam Boilers and Engines

Steam Boilers and Engines - Section 1
Steam Boilers and Engines - Section 2
Steam Boilers and Engines - Section 3
Steam Boilers and Engines - Section 4
Steam Boilers and Engines - Section 5

  1. Which of the following is a water tube boiler ?

    2. A.

    Lancashire boilerBabcock and Wilcox boiler
    B.

    Babcock and Wilcox boiler
    C.

    Locomotive boiler
    D.

    Cochran boiler

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  2. The number of fire tubes in a Cochran boiler are

    3. A.

    75
    B.

    115
    C.

    165
    D.

    225

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  3. The actual power supplied by the engine crankshaft is called

    4. A.

    indicated power
    B.

    brake power
    C.

    frictional power
    D.

    none of these

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  4. The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

    5. A.

    induced steam jet draught
    B.

    chimney draught
    C.

    forced steam jet draught
    D.

    none of these

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  5. The chimney draught varies with

    6. A.

    climatic conditions
    B.

    temperature of furnace gases
    C.

    height of chimney
    D.

    all of these

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