An Engineer Uses a River (Which Averages 4°C) to Cool

question 26

Multiple Choice

An engineer uses a river (which averages 4°C) to cool his electrical plant, which heats water with a boiler operating at 750°C. What's the maximal performance (in terms of efficiency) theoretically possible for this electrical plant?

• A) 64%
• B) 36%
• C) 27%
• D) 73%

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