A parallel beam of particles of mass `m` moving with velocity `v` impinges on a wall at an angle `theta` to its normal. The number of particles per unit volume in the beam is `n`. If the collision of particles with the wall is elastic, then the pressure exerted by this beam on the wall is

A molecule of mass m moving at a velocity v impinges elastically on the wall at an angle a with the wall. Then

A molecule of mass m moving at a velocity v impinges elastically on the wall at an angle alpha with the wall. Then

A parallel beam of nitrogen molecules moving with velocity v = 400 m s^(-1) imprings on a wall at an angle theta = 30^(@) to its normal. The concentration of molecules in the beam is n = 9 xx 10^(18) cm^(-3) . Find the pressure exerted by the beam on the wall, assuming that collisions are perfectly elastic.

A stream of particles each of mass m moving with velocity v with number of particles per unit volume n strike against a wall at an angle theta to the normal elastically. Find the pressure exerted by the exerted by the stream on the wall.

A particle of mass m moving with velocity v is collide with a stationary particle of mass 2 m . The speed of the system , after collision will be ……….

A particle of mass m moving with velocity u collides elastically with a particle of mass 3m at rest. After collision the heavier particle moves with velocity.

n bullets per sec each of mass m moving with velocity v strike normally on a wall. The collision is elastic then force on wall is-

A molecule of mass m moving with a velocity v makes 5 elastic collisions with a wall of the container per second. The change in its momentum per second will be