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Mechanical Engineering :: Steam Boilers and Engines

  1. The function of a D-slide valve is to exhaust steam from the cylinder at proper moment.

  2. A.

    Correct

    B.

    Incorrect


  3. The mechanical draught produces more draught than natural draught.

  4. A.

    True

    B.

    False


  5. The water tube boilers produce steam at a __________ pressure than that of fire tube boilers.

  6. A.

    lower

    B.

    higher


  7. The mechanical draught __________ with the amount of smoke.

  8. A.

    increases

    B.

    decreases

    C.

    does not effect


  9. When the expansion of steam is carried out in a single cylinder and then exhausted into the atmosphere or a condenser, the engine is said to be a simple steam engine.

  10. A.

    Correct

    B.

    Incorrect