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Mechanical Engineering :: Steam Boilers and Engines

  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


  3. 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.

  4. A.

    equal to

    B.

    less than

    C.

    more than


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

  6. A.

    Correct

    B.

    Incorrect


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

  8. A.
    Yes
    B.

    No


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

  10. A.

    to draw water

    B.

    to circulate water

    C.

    to drain off the water

    D.

    all of these