Question
Physics Question on Thermodynamics
Which of the following is a true statement?
A
The total entropy of thermally interacting systems is conserved
B
Carnot engine has 100% efficiency
C
Total entropy does not change in a reversible process
D
Total entropy in an irreversible process can either increase or decrease
Answer
Carnot engine has 100% efficiency
Explanation
Solution
Carnot engine have 100 percent efficiency must be isothermal compression.