The average speed of gas molecules is v at pressure P. If by keeping temperature constant the pressure of gas is doubled, then average speed will become

Question

The average speed of gas molecules is v at pressure P. If by keeping temperature constant the pressure of gas is doubled, then average speed will become (A) √2 v (B) v (C) 2 v (D) (v/√2)

Tardigrade Admin · Accepted Answer

v text av propto √T Since temperature is constant va v is constant.

Q. The average speed of gas molecules is $v$ at pressure $P$ . If by keeping temperature constant the pressure of gas is doubled, then average speed will become

$2 v$

$v$

$2 v$

$\frac{v}{2}$

$v_{av} \propto T$
Since temperature is constant $v_{a v}$ is constant.

Q. The average speed of gas molecules is v at pressure P. If by keeping temperature constant the pressure of gas is doubled, then average speed will become

2​v

v

2v

2​v​

vav ​∝T​ Since temperature is constant vav​ is constant.

Q. The average speed of gas molecules is $v$ at pressure $P$ . If by keeping temperature constant the pressure of gas is doubled, then average speed will become

$2 v$

$v$

$2 v$

$\frac{v}{2}$

$v_{av} \propto T$
Since temperature is constant $v_{a v}$ is constant.