M

Mr. Dubey • 52.30K Points
Coach 

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
Correct : Option (B)

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