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The changes are isothermal if the temp of the gas remains constant - st1

âˆ«P dV (limits V1 to V2) =Î” W is negative, volume expands , Î”Q is negative....st2

1 Answers

c...coz Î”w n Î”q both r positive...

as Î”q=Î”u+Î”w..

n Î”u is zero here!

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