For a Carnot engine T1>T2 . When T2 is decreased by ΔT with T1 rema – InterviewSolution

1.	For a Carnot engine T1>T2 . When T2 is decreased by ΔT with T1 remaining same then efficiency is η1 and when T1 is increased by ΔT with T2 remaining same , efficiency is η2 which one of the following is the correct expression for η1 ,η2?
Answer» For a Carnot engine $T_{1} > T_{2}$ . When $T_{2}$ is decreased by $Δ T$ with $T_{1}$ remaining same then efficiency is $η_{1}$ and when $T_{1}$ is increased by $Δ T$ with $T_{2}$ remaining same , efficiency is $η_{2}$ which one of the following is the correct expression for $η_{1}$ , $η_{2}$ ?

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