An Ideal Carnot Engine Is Operated as a Thermodynamic Pump

question 31

Multiple Choice

An ideal Carnot engine is operated as a thermodynamic pump to heat a room in the winter.The thermodynamic pump delivers thermal energy to the room at the rate of 47 kJ per second and maintains the room at a temperature of 293 K when the outside temperature is 237 K.The power requirement to run the thermodynamic pump under these operating conditions is closest to

• A)9000 W.
• B)7100 W.
• C)20,000 W.
• D)15,000 W.
• E)11,000 W.

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