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Mechanical Engineering :: Steam Boilers and Engines

  1. Which of the following boiler works on a forced circulation of water?

  2. A.

    La-mont boilerBenson boiler

    B.

    Benson boiler

    C.

    Loeffler boiler

    D.

    all of these


  3. The clearance in the engine cylinder has no effect on the steam consumption.

  4. A.

    True

    B.

    False


  5. The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised by a device known as

  6. A.

    feedpump

    B.

    injector

    C.

    feed check valve

    D.

    pressure gauge


  7. Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler ?

  8. A.

    Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler.

    B.

    Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler.

    C.

    Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes.

    D.

    Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube.


  9. By compounding the expansion of steam in two or more cylinders, the ratio of expansion

  10. A.

    does not change

    B.

    increases

    C.

    decreases