A carnot engine whose high-temperature reservoir is at 680k, Ask an Expert

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A Carnot engine whose high-temperature reservoir is at 680K takes in 570J of heat at this temperature in each cycle and gives up 350J to the low-temperature reservoir.

Part A How much mechanical work does the engine perform during each cycle?

Part B What is the temperature of the low-temperature reservoir?

Part C What is the thermal efficiency of the cycle?

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