SAT Subject Physics Practice Question 467: Answer and Explanation

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Question: 467

13. This question relates to the P-V diagram of the heat cycle below. For the gas shown in the diagram, 70J of energy is added to the system.

Where is the heat added to the system?

A. A→B
B. B→C
C. C→D
D. D→A
E. A→B→C→D→A

Correct Answer: A


The correct answer is (A). In the Carnot cycle the heat is added between A→B.

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