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Home ‣ Mechanical Engineering ‣ Steam Boilers and Engines See What Others Are Saying!
  • Question

  • The difference between the atmospheric pressure and the absolute pressure is known as vacuum in a condenser.


  • Options
  • A. Agree
  • B. Disagree

  • Correct Answer
  • Agree 

    • More questions

    • 1. When a body of mass moment of inertia I (about a given axis) is rotated about that axis with an angular velocity to, then the kinetic energy of rotation is

    • Options
    • A. I?
    • B. I?2
    • C. 0.5I?
    • D. 0.5I?2
      • Discuss
    • 2. The periodic time of a particle with simple harmonic motion is __________ proportional to the angular velocity.

    • Options
    • A. directly
    • B. inversely
      • Discuss
    • 3. In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is __________ the lowpressure cylinder.

    • Options
    • A. equal to
    • B. less than
    • C. more than
      • Discuss
    • 4. The ratio of the emissive power and absorptive power of all bodies is the same and is equal to the emissive power of a perfectly black body. This statement is known as

    • Options
    • A. Wien's law
    • B. Stefan's law
    • C. Kirchhoff's law
    • D. Planck's law
      • Discuss
    • 5. A single point tool has

    • Options
    • A. rake angle
    • B. cutting angle
    • C. lip angle
    • D. all of these
      • Discuss
    • 6. A Tandem type compound engine requires a larger flywheel.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. The friction experienced by a body, when in motion, is known as

    • Options
    • A. rolling friction
    • B. dynamic friction
    • C. limiting friction
    • D. static friction
      • Discuss
    • 8. The action of steam in a steam turbine is

    • Options
    • A. static
    • B. dynamic
    • C. static and dynamic
    • D. neither static nor dynamic
      • Discuss
    • 9. In the manufacturing of lead shots, the property of surface tension is utilised.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 10. Slip factor in a centrifugal compressor indicates the amount of air leaked from the storage vessel.

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

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