The efficiency of a Carnot heat engine operating between absolute temperatures T

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The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (C.O.P.) of a Carnot heat pump operating between T₁ and T₂ is given by

Options:

A . T₁/(T₁-T₂)

B . T₂/(T₁-T₂)

C . T₁/T₂

D . T₂/R1

Answer: Option A

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