20J of heat energy is extracted from a cold reservoir when 30J of work is done on a refrigerator. What is the coefficient of the refrigerator? a) 2/3 b) 5/3 c) 3/5 d) 1/3
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20J of heat energy is extracted from a cold reservoir when 30J of work is done on a refrigerator. What is the coefficient of the refrigerator?
a) 2/3
b) 5/3
c) 3/5
d) 1/3
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