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Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class11  >>  Kinetic Theory of Gases
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Which of the following is correct for the molecules of a gas in thermal equilibrium ?

(a) All have the same speed \[\](b) All have different speeds which remains constant .\[\](c) They have a certain constant average speed.\[\] (d) They do not collide with one another
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1 Answer

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Answer : They have a certain constant average speed.
Explanation :
$V_{av}=\sqrt{\large\frac{8KT}{\pi M}}$
They have a certain constant average speed.
answered Mar 26, 2014 by yamini.v
 

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