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12 . kinetic theory of gases — Physics STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 SciencePhysics12 . kinetic theory of gases1 Mark
MCQ
For an ideal gas
  • A
    The change in internal energy in a constant pressure process from temperature $T_1$ to $T_2$ is equal to $nC_v (T_2 -T_1)$ where$C _v$ is the molar specific heat at constant volume andnis the number of the moles of the gas.
  • B
    The change in internal energy of the gas and the work done by the gas are equal in magnitude in an adiabatic proces.
  • C
    The internal energy does not change in an isothermal process.
  • ✓
    $A, B$ and $C$
✓

Answer

Correct option: D.
$A, B$ and $C$
d

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