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Mechanical Engineering :: Thermodynamics

  1. Which of the following is an intensive property of a thermodynamic system?

  2. A.

    Volume

    B.

    Temperature

    C.

    Mass

    D.

    Energy


  3. A triatomic molecule consists of __________ atoms.

  4. A.

    one

    B.

    two

    C.

    three

    D.

    four


  5. The main cause for the irreversibility is

  6. A.

    The main cause for the irreversibility is

    B.

    unrestricted expansion

    C.

    heat transfer with a finite temperature difference

    D.

    all of the above


  7. A cycle consisting of __________ and two isothermal processes is known as Stirling cycle.

  8. A.

    two constant pressure

    B.

    two constant volume

    C.

    two isentropic

    D.

    one constant pressure, one constant volume


  9. The heat and mechanical energies are mutually convertible. This statement was established by

  10. A.

    Boyle

    B.

    Charles

    C.

    Joule

    D.

    none of these