JEE PHYSICS MCQ: THERMODYNAMICS

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When heat is added to a system, which of the following is not possible?

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Correct option: C

Neither internal energy increases nor work is done by the system

Option C (Neither internal energy increases nor work is done by the system) is correct because the first law of thermodynamics dictates that added heat must either increase internal energy or do work.

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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

{10^3}N/{m^2},

the work done is A thermodynamic process in which temperature

T

of the system remains constant though other variable

P

and

V

may change, is called What is the slope for an isothermal process? For adiabatic processes

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