A Real (Non-Carnot)heat Engine,operating Between Heat Reservoirs at Temperatures of

question 31

Multiple Choice

A real (non-Carnot) heat engine,operating between heat reservoirs at temperatures of and performs 4.3 kJ of net work and rejects of heat in a single cycle.The thermal efficiency of this heat engine is closest to

• A) 0.35.
• B) 0.31.
• C) 0.28.
• D) 0.38.
• E) 0.42.

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