IIT JAM
Himanshu Pandey Asked a Question
April 11, 2020 2:34 ampts 30 pts
  • IIT JAM
  • Physics (PH)

Entropy for irreversible process

why for irreversible process calculating entropy is not possible??? we know it is greater than zero but how much we wouldn't able to calculate it. Moreover why entropy get decrease when Q heat is taken from system
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  • Abhishek singh Best Answer
    Heat is associated with Thermal energy, which in turn is related to Kinetic energy of oscillation of particles. When you remove heat from a system, you are basically decreasing Kin...
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  • Vaishnavi rajora
    and irreversible processes are not state dependent.
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  • Vaishnavi rajora
    because entropy is a state function it depends only on initial and final state. if we calculate entropy for initial to final or final to initial the chanz in entropy would be same....
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    Himanshu Pandey
    ok and why it get decrease when Q heat is taken from system