A Carnot Engine Is Operated as a Heat Pump to Heat

question 37

Multiple Choice

A Carnot engine is operated as a heat pump to heat a room in the winter. The heat pump delivers heat to the room at the rate of 34 kJ per second and maintains the room at a temperature of 293 K when the outside temperature is 229 K. The power requirement for the heat pump under these operating conditions is closest to

• A) 7500 W.
• B) 6000 W.
• C) 17,000 W.
• D) 13,000 W.
• E) 9600 W.

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