A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C

Question

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

Options:

A . 349

B . 651

C . 667

D . 1000

Answer: Option A

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