A) \[p=\frac{3}{2}E\]
B) \[p=\frac{2}{3}E\]
C) \[p=\frac{1}{2}E\]
D) \[p=\,2E\]
Correct Answer: B
Solution :
Pressure of ideal gas \[p=\frac{1}{3}\frac{mN}{V}v_{rms}^{2}\] \[=\frac{1}{2}Mv_{rms}^{2}\] \[=\frac{2}{3}.\left( \frac{1}{2}Mv_{rms}^{2} \right)\] \[=\frac{2}{3}E\]
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