Thermal Processes Video Lessons

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Problem: Which of the following statements are true for an isochoric process? A. An isochoric process is carried out at constant temperature. B. During an isochoric process, the work done by the gas on its surroundings is zero. C. An isochoric process is carried out at constant pressure. D. During an isochoric process, the internal energy of the system changes. E. An isochoric process is carried out at constant volume.

FREE Expert Solution
Isochoric process occurs at constant volume.

ΔU = Q = CvnΔT

From the ideal gas law:

$\mathbit{Q}\mathbf{=}\frac{{\mathbf{C}}_{\mathbf{v}}}{\mathbf{R}}\mathbit{V}\mathbf{\left(}{\mathbit{P}}_{\mathbf{f}}\mathbf{-}{\mathbit{P}}_{\mathbf{i}}\mathbf{\right)}$

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Problem Details
Which of the following statements are true for an isochoric process?

A. An isochoric process is carried out at constant temperature.
B. During an isochoric process, the work done by the gas on its surroundings is zero.
C. An isochoric process is carried out at constant pressure.
D. During an isochoric process, the internal energy of the system changes.
E. An isochoric process is carried out at constant volume.