An ideal gas at a pressure of 1 atmosphere and temperature of 27oC is compressed adiabatically until its pressure becomes 8 times the initial pressure, then the final temperature is (γ=3/2)
A
6270C
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B
5270C
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C
4270C
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D
3270C
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Solution
The correct option is D3270C In an adiabatic process, pressure and temperature are related as PTγγ−1=constant (P1P2)1−γ=(T2T1)γ (18)1−1.5=(T2300)1.5 T2=300×80.5/1.5=300(2)=600K=327oC Option D.