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Question

A Carnot heat pump is working with an efficiency of 50%. If the cycle is converted into a heat pump after reversing, then what is the coefficient of performance of 

एक कार्नोट ताप पंप 50% की दक्षता के साथ काम कर रहा है। यदि चक्र को उलटने के बाद ऊष्मा पम्प में बदल दिया जाता है, तो प्रदर्शन का गुणांक क्या है?

A.

1

B.

1.67

C.

2

D.

2.5

Answer ( Option C)

2

Solution

Given :

Efficiency of the heat pump 

..Method 1..

Hence, the correct option is (C).

..Method 2..

Hence, the correct option is (C).

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