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Sayan Hati posted an Question
May 05, 2021 • 02:46 am 30 points
  • IIT JAM
  • Physics (PH)

Thermodynamics

How to find the entropy change during free expansion of a gas?? given there is no heat exchange between walls of container and the surrounding (Also it would be very helpful if someone could provide me some notes on free expansion of gas)

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  • Pradeep jogsan 1

    understand

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    but where will the gas get heat from? its an isolated container and i m not providing heat

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    but where I consider transfer of heat??

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    u wrote dq = dw

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    when process is isothermal (T=constant) then the change in internal energy is 0(du=0) because internal energy is function of temperature so I wrote dQ=dW

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