MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Kinetic Theory of Gases

If the pressu...

Question

If the pressure of a gas is increased then its mean free path becomes :

A

zero

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

less

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

more

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

\infty

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B less
As gas pressure increases mean free path of the gas decreases.
Mean free path is the distance traveled by a gas molecule between two successive collisions.
So, as pressure increases number of collisions increase. Hence, mean free path decreases.

Suggest Corrections

thumbs-up

1

Similar questions

Q. If the mean free path of atoms is doubled then the pressure of gas will become

Q. The diffusion coefficient of an ideal gas is proportional to its mean free path and mean speed. The absolute temperature of an ideal gas is increased 4 times and its pressure is increased 2 times. As a result, the diffusion coefficient of this gas increases

x

times. Given that mean free path is proportional to T/P, the value of

x

Q. Mean free path for molecules of a gas is

λ

. If diameter of molecules is kept constant and the number density is increased to two times of its initial value, then new mean free path will be

Q. If the mean free-path of gaseous molecule if 60 cm at a pressure of

1 \times 10^{- 4} m m

mercury what will be its mean free-path when the pressure is increased to

1 \times 10^{- 2}

Q. If the mean free path of a gas is

λ

at one atmospheric pressure, then its value at 5 atmospheric pressure will be (temperature is assumed to be constant)

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

The Ideal Gas Model

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Kinetic Theory of Gases

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon