A heat engine has efficiency 1/6. When temperature of sink is reduced by 62°𝐶, its efficiency is doubled. What is the temperature of the source?
A. 37°𝐶
B. 99°𝐶
C. 62°𝐶
D. 124°𝐶
Answer:B
A heat engine has efficiency 1/6. When temperature of sink is reduced by 62°𝐶, its efficiency is doubled. What is the temperature of the source?
A. 37°𝐶 B. 99°𝐶 C. 62°𝐶 D. 124°𝐶