A Refrigerator Transfers Heat from a Colder Body to a Hotter

question 16

Multiple Choice

A refrigerator transfers heat from a colder body to a hotter body while energy is used to operate the device. This is

• A) allowed only if the internal energy of the refrigerator increases.
• B) consistent with Clausius's statement of the second law.
• C) possible if entropy of the contents of the refrigerator increases.
• D) impossible unless the refrigerator uses a Carnot cycle.

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