A Cyclic Process Is Carried Out on an Ideal Gas

question 30

Multiple Choice

A cyclic process is carried out on an ideal gas such that it returns to its initial state at the end of a cycle, as shown in the pV diagram in the figure. If the process is carried out in a clockwise sense around the enclosed area, as shown on the figure, then the change of internal energy over the full cycle

• A)is positive.
• B)is negative.
• C)is zero.
• D)cannot be determined from the information given.

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