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1. |
Efficiency of a Carnot engine working between temperatures T₁ and T₂ (T₁ < T₂) is |
A. | (T₂ - T₁)/T₂ |
B. | (T₂ - T₁)/T₁ |
C. | (T₁ - T₂)/T₂ |
D. | (T₁ - T₂)/T₁ |
Answer» B. (T₂ - T₁)/T₁ | |