A carnot engine takes heat from a reservoir at 627°C and rejects heat to a sink at 27°C. Its efficiency is
A. 3/5
B. 1/3
C. 2/3
D. 200/209
Answer:C
A carnot engine takes heat from a reservoir at 627°C and rejects heat to a sink at 27°C. Its efficiency is
A. 3/5 B. 1/3 C. 2/3 D. 200/209