Home
Class 12
PHYSICS
The mean free path lambda of molecules ...

The mean free path ` lambda` of molecules is given by
where n id the number of molecules per unit volume and d is the diameter of the molecules.

A

`sqrt ( (2) / (pi) nd^2)`

B

`(1) / ((pi) nd^2)`

C

`(1) / sqrt((2)(pi nd^2)`

D

`(1)/(sqrt(2(pi) nd^2)`

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

The mean free path X of molecules is given by where n is the number of molecules per unit volume and d is the diameter of the molecules.

How is mean free path related to the size of the molecule.

Deduce the number of molecules in the compound in the given quantity. 32g of oxygen.

The mean free path of a gas molecule depends on the molecular diameter (sigma) as

The mean free path of molecules of a gas (radius r) is inversely proportional to

The number of electrons involved in the bond formation of N_(2) molecule are ________.

A container has N molecules at absolute temperature T. If the number of molecules is doubled but kinetic energy in box remains the same as before, the absolute temperature of the gas is

Number of particles is given by n=-D(n_(2)-n_(1))/(x_(2)-x_(1)) crossing a unit area perpendicular to X -axis in unit time, where n_(1) and n_(2) are number of particles per unit volume for the value of x meant to x_(2) and x_(1) . Find dimensions of D called as diffusion constant

Three containes of the same volume contain three different gases. The masses of the molecules are m_(1), m_(2) and m_(3) and the number of molecules in their respective containers are N_(1), N_(2) and N_(3) . The gas pressure in the containers are P_(1), P_(2) and P_(3) respectively. All the gases are now mixed and put in one of the containers. The pressure P of mixture will be