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An Office Is Maintained at 25°C in Winter by Electric

Question 7

Multiple Choice

An office is maintained at 25°C in winter by electric resistance heaters. If the outdoor temperature is 10°C, the second-law efficiency of the resistance heaters is


A) 5.3%
B) 5.0%
C) 60%
D) 67%
E) 100%

Correct Answer:

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