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  • A perfect gas changes its pressure from P to 4P at a constant temperature. If the original volume of gas is V, then its final volume (in V) will be?Opt

A perfect gas changes its pressure from P to 4P at a constant temperature. If the original volume of gas is V, then its final volume (in V) will be?

Option: 1

1


Option: 2

2


Option: 3

3


Option: 4

1/4


Answers (1)

best_answer

At Constant temperature

PV=constant

So

 P_1V_1=P_2V_2\\ \Rightarrow \frac{V_1}{V_2}=\frac{P_2}{P_1}=\frac{4P}{P}=4\\ \Rightarrow V_2=\frac{1}{4}V_1=\frac{1}{4}V

Posted by

Irshad Anwar

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