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 particle of mass m moving at a velocity v strikes with the wall at an angle alpha with the wall and leaves ball making same angle with the wall. Choose the correct statemet (s) from the following.

A particle of mass m moving at a velocity v strikes with the wall at an angle alpha with the wall and leaves ball making same angle with the wall. Choose the correct statemet (s) from the following.

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 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 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

A ball moving with a velocity ef 10 impinges on a vertical wall at an angle of 45° with the normal to the wall. After the collision, the ball moves on the other side of the normal at an angle of 45° with the normal. The coefficient of restitution is 0.5. The velocity of the ball after the collision will be

A particle of mass m strikes elastically on a wall with velocity v, at an angle of 60^(@) from the wall then magnitude of change in momentum of ball along the wall is

A particle of mass m strikes elastically on a wall with velocity v, at an angle of 60^(@) from the wall then magnitude of change in momentum of ball along the wall is