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Mechanical Engineering :: Thermodynamics

  1. The efficiency of Diesel cycle depends upon

  2. A.

    temperature limits

    B.

    pressure ratio

    C.

    compression ratio

    D.

    cut-off ratio and compression ratio


  3. Those substances which have so far not been resolved by any means into other substances of simpler form are called

  4. A.

    elements

    B.

    compounds

    C.

    atoms

    D.

    molecules


  5. The measurement of a thermodynamic property known as temperature is based on

  6. A.

    Zeroth law of thermodynamics

    B.

    First law of thermodynamics

    C.

    Second law of thermodynamics

    D.

    none of these


  7. Kelvin-Planck's law deals with

  8. A.

    conservation of work

    B.

    conservation of heat

    C.

    conversion of heat into work

    D.

    conversion of work into heat