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Home ‣ Mechanical Engineering ‣ Steam Boilers and Engines Comments
  • Question

  • 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'

  • Correct Answer
  • V = 2g H' 

    • Steam Boilers and Engines problems

    Search Results

    • 1. 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
    • 2. A good steam boiler is one which produces maximum quantity of steam with the given fuel

    • Options
    • A. Agree
    • B. Disagree
      • 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 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
    • 5. Benson boiler is a __________ water tube steam boiler using forced circulation of water.

    • Options
    • A. low pressure
    • B. high pressure
      • Discuss
    • 6. An economiser is used to increase the temperature of saturated steam without raising its pressure.

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

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

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

    • Options
    • A. Yes
    • B. No
      • Discuss
    • 10. Besides mean effective pressure, the data required to determine the indicated power of an engine include

    • Options
    • A. piston diameter, length of stroke and calorific value of fuel
    • B. piston diameter, specific fuel consumption and Calorific value of fuel
    • C. piston diameter, length of stroke and speed of rotation
    • D. specific fuel consumption, speed of rotation and torque
      • Discuss

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