Working the engine, physics...?
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A.) If a heat engine pulls 6360.0 J of heat from the hot reservoir and exhausts 5374.2 J of heat to the cold reservoir, what was the work done by the engine? B.) What is the efficiency of this engine in percent?
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Answer:
Work done W = 6360-5374.2 = 985.8 J efficiency = W/Qh = 985.8/6360 = 0.155
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