Question

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

(A) 372 K and 330 K 

(B) 330 K and 268 K 

(C) 310 K and 248 K 

(D) 372 K and 310 K 

Answer 1

Correct option (D) 372 K and 310 K

Explanation