Mechanical Engineering :: Thermodynamics
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According to Kelvin-Planck's statement of second law of thermodynamics,
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According to Gay-Lussac law, the absolute pressure of a given mass of a perfect gas varies __________ as its absolute temperature, when the volume remains constant.
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According to Avogadro's law
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A process, in which the temperature of the working substance remains constant during its expansion or compression, is called
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Which of the following gas has a minimum molecular mass?
A.
it is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work |
B.
it is possible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work |
C.
it is impossible to construct a device which operates in a cyclic process and produces no effect other than the transfer of heat from a cold body to a hot body |
D.
none of the above |