A Carnot engine produces two times more work than the discarded heat. It the temperature of the cold reservoir is 127 ºC, what is the temperature of the hot reservoir
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A Carnot engine produces two times more work than the discarded heat. It the temperature of the cold reservoir is 127 ºC, what is the temperature of the hot reservoir?
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- On a cold day, 17400 J of heat leaks out of a house. The inside temperature is 24.0° C, and the outside temperature is -13° C. What is the increase in the entropy of the universe that this heat loss produces?An ideal heat engine operates between 177 degree C and 27 degree C. If the engine takes 5*1000000 J of heat from the source, how much work does it perform?Air in a balloon does 37 J of work while absorbing 88 J of heat. What is its change in internal energy?
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