A) Both A and R are true and R is the correct explanation of A.
B) Both A and R are true but R is not the correct explanation of A.
C) A is true but R is false.
D) A is false but R is true.
Correct Answer: A
Solution :
Since the gaseous pressure and the displacement (of piston) are in the same direction. Therefore \[\theta =0{}^\circ \] \[\therefore \] Work don\[=Fs\cos \theta =Fs=P\]Positive Thus during expansion work done by gas is positive.You need to login to perform this action.
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