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Mechanical Engineering :: Thermodynamics

Thermodynamics - Section 1
Thermodynamics - Section 2
Thermodynamics - Section 3
Thermodynamics - Section 4
Thermodynamics - Section 5
Thermodynamics - Section 6
Thermodynamics - Section 7
Thermodynamics - section-8

  1. The hyperbolic pocess is governed by

    2. A.

    Boyle's law
    B.

    Charles' law
    C.

    Gay-Lussac law
    D.

    Avogadro's law

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  2. A closed system is one in which heat and work crosses the boundary of the system but the mass of the working substance does not crosses the boundary of the system.

    3. A.

    Yes
    B.

    No

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  3. The entropy of water at 0°C is assumed to be

    4. A.

    1
    B.

    0
    C.

    -1
    D.

    10

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  4. The greater the pressure difference in throttling, the lesser is the irreversibility.

    5. A.

    Yes
    B.

    No

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  5. During which of the following process does heat rejection takes place in Carnot cycle?

    6. A.

    Isothermal expansion
    B.

    Isentropic expansion
    C.

    Isothermal compression
    D.

    Isentropic compression

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