A cyclic engine exchanges heat with two reservoirs mainta... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is_________________?

Correct answer: A

Explanation

The maximum work is calculated using the Carnot efficiency concept. The ratio of temperatures (T_cold/T_hot) gives the fraction of heat that can be converted to work.

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