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CBSE Class 11-science Answered

 
Please Explain:
Asked by nitishkrnehu09 | 01 Jan, 2018, 03:50: AM
answered-by-expert Expert Answer
Correct answer is option (C)
As for reversible adiabatic process change in entropy is less than zero.
 
For irreversible adiabatic process the change in entropy is greater than zero.
 So option (A) is incorrect as Q → R is reversible process.
 
      option (d) is also incorrect as ΔSPQ 
       As it should be greater than zero.
 
 In case of option (B) P → R is reversible process. Therefore ΔSPR is not greater than zero.
So it is also incorrect.
Answered by Varsha | 01 Jan, 2018, 04:52: PM
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