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1.11 Assertion (A): COP of heat pump is more than
the COP of its refrigerator version,
Reason (R): Pumping of heat requires less work
relative to extraction of heat from the evaporator.
(a) Both A and R are individually true and R is
the correct explanation of A
(b) Both A and R are individually true but R is
not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true [ESE : 2002]


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