A Carnot refrigerator extracts 150 kJ of heat per minute from space which is maintained at −23∘C and is discharged to atmosphere at 27∘C. The work required to run the compressor is
A
40 kJ/min
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B
20 kJ/min
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C
10 kJ/min
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D
30 kJ/min
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Solution
The correct option is D 30 kJ/min TR=−23+273=250K,