Q: A gas expands under constant pressure P from volume V1 to V2 . The work done by the gas is
(a) P (V2 – V1)
(b) P (V1 – V2)
(c) P (V1γ – V2γ )
(d) $P\frac{V_1 V_2}{V_2 – V_1}$
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Ans: (a)
Science and Education
Q: A gas expands under constant pressure P from volume V1 to V2 . The work done by the gas is
(a) P (V2 – V1)
(b) P (V1 – V2)
(c) P (V1γ – V2γ )
(d) $P\frac{V_1 V_2}{V_2 – V_1}$