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General
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Question

A mass of diatomic gas(y=1.4) at a pressure of 2 atmospheres is compressed adiabatically so that its temperature rises from 27Cdegree to 927degreeC.The pressure of the gas in final state is

  1. 28atm    
  2. 68.7atm    
  3. 256atm    
  4. 8atm    

The correct answer is: 256atm


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