Assume that a reversible heat engine is operating between a source at T1 and a sink at T2. If T2 decreases, the efficiency of the heat engine?
A. decreases
B. increases
C. remains constant
D. none of the above
Answer:B
Assume that a reversible heat engine is operating between a source at T1 and a sink at T2. If T2 decreases, the efficiency of the heat engine?
A. decreases B. increases C. remains constant D. none of the above