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

  • The maximum steam pressure in a Locomotive boiler is limited to


  • Options
  • A. 0.18 MN/m2
  • B. 1.8 MN/m2
  • C. 18 MN/m2
  • D. 180 MN/m2

  • Correct Answer
  • 1.8 MN/m2 

    • Steam Boilers and Engines problems

    Search Results

    • 1. The mechanical draught produces more draught than natural draught.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is __________ the atmospheric pressure.

    • Options
    • A. equal to
    • B. lower than
    • C. higher than
      • Discuss
    • 3. The high pressure and low pressure cylinders in a receiver 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. The function of a D-slide valve is to exhaust steam from the cylinder at proper moment.

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 5. A single ended Scotch marine steam boiler may have one to four furnaces which enter from front end of the boiler.

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 6. The motion of a D-slide valve in a steam engine is simple harmonic.

    • Options
    • A. Yes
    • B. No
      • Discuss
    • 7. Expansion ratio is the ratio of

    • Options
    • A. swept volume to the volume at cut-off
    • B. clearance volume to the swept volume
    • C. volume at cut-off to the swept volume
    • D. swept volume to the clearance volume
      • Discuss
    • 8. Lancashire boiler is used where working pressure and power required are

    • Options
    • A. low
    • B. moderate
    • C. high
    • D. none of these
      • Discuss
    • 9. A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as

    • Options
    • A. blow off cock
    • B. fusible plug
    • C. superheater
    • D. stop valve
      • Discuss
    • 10. The amount of water evaporated or steam produced in kg per kg of fuel burnt is termed as evaporative capacity of a boiler.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss

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