Question: A power plant is operating at assumed 45% maximum efficiency. The plant's boiler is operating at 695 K and the waste heat is discarded with

A power plant is operating at assumed 45% maximum efficiency. The plant's boiler is operating at 695 K and the waste heat is discarded with a temperature of 245 K to the atmosphere. Calculate for the power plant's efficiency and the boiler's operating temperature if the efficiency is increased to 35%.

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