The mechanical equivalent of heat $J$ is

JEE PHYSICS MCQ: THERMODYNAMICS

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The mechanical equivalent of heat

J

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Correct option: C

A conversion factor

Option C (A conversion factor) is correct because the mechanical equivalent of heat, J, serves as a conversion factor between heat and mechanical energy.

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The work done in which of the following process is zero? Water is used to cool the radiators of engines in cars because A gas expand

0.25\,\,{m^3}

at constant pressure

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the work done is A thermodynamic process in which temperature

T

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V

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\left( {\gamma = \frac{{{C_p}}}{{{C_v}}}} \right)