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QAIPM-2015-Ph-1230: NEET 2015 Physics - Class 11 AIPM-2015-Ph-1230 Solution: The coefficient of performance of a refrigerator is 5. If the…

The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is −20∘C-20^\circ C the temperature of the surroundings to which it rejects heat is 11∘C11^\circ C 21∘C21^\circ C 31∘C31^\circ C 41∘C41^\circ C

Multiple Choice Options

  • A 11 o C
  • B 21 o C
  • C 31 o C
  • D 41 o C

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