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The engine that powers a crane burns fuel at a flame temperature of 1970°C. It is...

The engine that powers a crane burns fuel at a flame temperature of 1970°C. It is cooled by 25°C air. The crane lifts a 2195 kg steel girder 19 m upward. How much heat energy is transferred to the engine by burning fuel if the engine is 32% as efficient as a Carnot engine?

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