Home / Mechanical Engineering / Steam Boilers and Engines :: Section 3

Mechanical Engineering :: Steam Boilers and Engines

  1. Willian's law holds good for throttle-governed engine, but not for cut-off governed engine.

  2. A.

    True

    B.

    False

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. Which of the following is required for a steam condensing plant ?

  4. A.

    Condenser

    B.

    Condensate pump

    C.

    Air extraction pump

    D.

    all of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. The missing quantity is mainly due to cylinder condensation and a small amount of steam leakage past the valves and piston.

  6. A.

    Agree

    B.

    Disagree

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called

  8. A.

    wet steam

    B.

    saturated steam

    C.

    superheated steam

    D.

    cushion steam

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. The ratio of the volume at cut-off to the swept volume is called

  10. A.

    cut-off ratio

    B.

    expansion ratio

    C.

    clearance ratio

    D.

    none of these

    View Answer

    Workspace

    Discuss Discuss in Forum