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A reversible engine has ideal thermal efficiency of 30%. When it is used as a refrigerating machine with all other conditions unchanged, the coefficient of performance will be

/ Heat Transfer, Mechanical Engineering, Refrigeration and Air Conditioning / By
Question: A reversible engine has ideal thermal efficiency of 30%. When it is used as a refrigerating machine with all other conditions unchanged, the coefficient of performance will be
[A].

1.33

[B].

2.33

[C].

3.33

[D].

4.33

Answer: Option B

Explanation:

No answer description available for this question.