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Steam Boilers and Engines problems

  • 1. Benson boiler is a __________ water tube steam boiler using forced circulation of water.

  • Options
  • A. low pressure
  • B. high pressure
    • Discuss
  • 2. A closed vessel made of steel and used for the generation of steam is called a

  • Options
  • A. steam boiler
  • B. steam turbine
  • C. steam condenser
  • D. steam injector
    • Discuss
  • 3. The high pressure and low pressure cylinders in a Tandem type compound engine are regarded as having cranks

  • Options
  • A. 180° to each other
  • B. 90° to each other
  • C. 0° to each other
  • D. none of these
    • Discuss
  • 4. A good steam boiler is one which produces maximum quantity of steam with the given fuel

  • Options
  • A. Agree
  • B. Disagree
    • Discuss
  • 5. Locomotive boiler is a

  • Options
  • A. single tube, horizontal, internally fired and stationary boiler
  • B. single tube, vertical, externally fired and stationary boiler
  • C. multitubular, horizontal, internally fired and mobile boiler
  • D. multitubular, horizontal, externally fired and stationary boiler
    • Discuss
  • 6. The velocity of flue gases (V) through the chimney under a static draught of(H') metres is given by

  • Options
  • A. V = 2g H'
  • B. V = 2g/H'
  • C. V = H'/2g
  • D. V = 2gH'
    • Discuss
  • 7. An economiser is used to increase the temperature of saturated steam without raising its pressure.

  • Options
  • A. Correct
  • B. Incorrect
    • Discuss
  • 8. The function of a governor is to keep the engine speed uniform at all load conditions.

  • Options
  • A. Correct
  • B. Incorrect
    • Discuss
  • 9. Benson boiler requires

  • Options
  • A. no drum
  • B. one drum
  • C. two drums
  • D. three drums
    • Discuss
  • 10. Steam engines are called external combustion engines.

  • Options
  • A. Yes
  • B. No
    • Discuss

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