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JEE PHYSICS MCQ: THERMODYNAMICS

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The specific heat at constant pressure is greater than that of the same gas at constant volume because
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Correct option: B
At constant pressure, work is done in expanding the gas
Option B (At constant pressure, work is done in expanding the gas) is correct because at constant pressure, some of the heat supplied is used to do work against the external pressure, in addition to increasing the internal 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  m30.25\,\,{m^3} at constant pressure 103N/m2,{10^3}N/{m^2}, the work done is A thermodynamic process in which temperature TT of the system remains constant though other variable PP and VV may change, is called What is the slope for an isothermal process? For adiabatic processes (γ=CpCv)\left( {\gamma = \frac{{{C_p}}}{{{C_v}}}} \right)
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