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Chandan Panigrahi posted an Question
September 24, 2020 • 19:03 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Sir the statement is true or not? as for expanssion w should be -ve than how it takes the value positive

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    Priyanshu kumar Best Answer

    This actually happens....But with what respect it is taken this matters..As in some places when work is done by the system then First law of thermodynamic takes the form DelU= Q-W... So Q=delU +W...and as already we take the expansion case so simply here W=PdelV is given..

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    Hope you got , where this confusion actually occurs.

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