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1 A steam engine takes in 90 000 J of heat each cycle from a...

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1 A steam engine takes in 90 000 J of heat each cycle from a reservoir at a temperature of 500K The engine does 27 000 J of work each cycle What is the actual efficiency of this engine If the exhausted heat is applied to 10 kg of water at 0 C what is the Carnot efficiency The heat of fusion of water is 3 33 x 105 J kg and the specific heat of water is 4186 J kg C

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