A gas has pressure P and volume V. It is now compressed adiabatically to 132 times the original volume. Given that (32)1.4=128, the final pressure is (γ=1.4)
A
P128
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B
P32
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C
32P
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D
128P
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Solution
The correct option is B128P PVγ=P1(V32)γ P1=(32)γ⇒P1=(32)1.4⇒P1=128P