3 Flashcards
1
Q
Entropy is not relevant to irreversible processes
A
F
2
Q
Carnot cycle is a cyclic process, and its efficiency will be higher if an ideal gas with a higher capacity Cp is used as the working fluid
A
F
3
Q
ΔS from state 1 to state 2 in an irreversible process is the same as the ΔS of a reversible process achieving the same state change
A
T
4
Q
For a closed system undergoing a reversible process, dQ always equals TdS
A
T
5
Q
In a reversible isothermal process, T=constant, and thus Q=0 and ΔS=0
A
F
6
Q
Based on the second law, ΔS of a closed system can never be negative
A
F
7
Q
For any reversible adiabatic process, Q=0 and ΔS=0
A
T
