McqMate
Q. |
Choose the correct statement |
A. | there is no change of entropy in an adiabatic expansion |
B. | entropy is an extensive property of gas derived from first law of thermodynamics |
C. | the area under the curve in a temp.-entropy diagram gives the change of entropy |
D. | the change of entropy during a constant pressure process is always negative |
Answer» B. entropy is an extensive property of gas derived from first law of thermodynamics |
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