Question: An inventor claims to have devised a cyclic engine which exchanges heal with reservoirs at 25oC and 250oC, and which produces 0-45 kJ of work

An inventor claims to have devised a cyclic engine which exchanges heal with reservoirs at 25oC and 250oC, and which produces 0-45 kJ of work for each kJ of heat extracted from the hot reservoir. Is the clam believable?

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