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Questions  

For an isothermal expansion of a perfect gas, the value of  ΔPP is equal

a
−γ1/2ΔVV
b
−ΔVV
c
−γΔVV
d
−γ2ΔVV

detailed solution

Correct option is B

Differentiate  PV=constant w.r.t V⇒PΔV+VΔP=0⇒ΔPP=−ΔVV

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