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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. A condenser in a steam power plant

    2. A.

    increases expansion ratio of steam
    B.

    reduces back pressure of steam
    C.

    reduces temperature of exhaust steam
    D.

    all of these

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  2. In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is __________ the lowpressure cylinder.

    3. A.

    equal to
    B.

    less than
    C.

    more than

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  3. Babcock and Wilcox boiler is a stationary type of water tube boiler.

    4. A.

    Correct
    B.

    Incorrect

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  4. A Cochran boiler is a horizontal multi-tubular boiler.

    5. A.
    Yes
    B.

    No

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  5. In forced circulation steam boilers, the force is applied

    6. A.

    to draw water
    B.

    to circulate water
    C.

    to drain off the water
    D.

    all of these

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