A parallel beam of molecules moving with velocity v impinges on a wall at an angle theta to its normal. Find the pressure exerted by the beam on the wall assuming perfect elastic collisions. The concentration of the molecules in the beam is n.

A parallel beam of molecules moving with velocity v impinges on a wall

1.	A parallel beam of molecules moving with velocity v impinges on a wall at an angle theta to its normal. Find the pressure exerted by the beam on the wall assuming perfect elastic collisions. The concentration of the molecules in the beam is n.
Answer» ANSWER :`p=2mnv^(2)COS^(2)THETA`