A Carnot engine operating between temperatures $$T1$$ and $$T2$$ has efficiency $$16$$. When $$T2$$ is lowered by $$62$$ K, its efficiency $$6$$ increases to $$13$$. Then $$T1$$ and $$T2$$ are, respectively :

Correct option is 2372 K and 310 K

Questions

A Carnot engine operating between temperatures T₁ and T₂ has efficiency $\frac{1}{6}$ . When T₂ is lowered by 62 K, its efficiency 6 increases to $\frac{1}{3}$ . Then T₁ and T₂ are, respectively :

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detailed solution

Correct option is B

η1=16=1-T2T1⇒T2T1=56 ⇒ η2=13=1-T2-62T1 ⇒ T2=310 K and T1=372 K

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A Carnot engine operating between temperatures T1 and T2 has efficiency 16. When T2 is lowered by 62 K, its efficiency 6 increases to 13. Then T1 and T2 are, respectively :

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A Carnot engine operating between temperatures T₁ and T₂ has efficiency $\frac{1}{6}$ . When T₂ is lowered by 62 K, its efficiency 6 increases to $\frac{1}{3}$ . Then T₁ and T₂ are, respectively :