College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

Exercise 83

Which of the following temperature reservoir relationships would yield the lowest efficiency for a Carnot engine: (a) T c = 0.15T h , (b) T c = 0.25 T h , (c) T c = 0.50 T h , or (d) T c = 0.90 T h