A particle is thrown with a speed `u` at an angle `theta` with horizontal. After how much time the velocity of particle will be perpendicular to the initial motion of direction

A ball is thrown with speed u at an angle theta with horizontally. After how much time it will move perpendicular to the initial direction of motion.

A particle is thrown with speed u at an angle alpha with horizontal from the ground. After how much time, the velocity of particle will make an angle beta with horizontal.

A particle is thrown with speed u at an angle theta with horizontal. Find the average velocity of particle: (a) O to C (b) A to B ( c) O to H

A particle is projected with velocity u at angle theta with horizontal. Find the time when velocity vector is perpendicular to initial velocity vector.

A particle is projected with velocity u at angle theta with horizontal. Find the time when velocity vector is perpendicular to initial velocity vector.

A particle is projected with velocity u at angle theta with horizontal. Find the time when velocity vector is perpendicular to initial velocity vector.

A particle is projected with a velocity u making an angle theta with the horizontal. At any instant its velocity becomes v which is perpendicular to the initial velocity u. Then v is

A particle is projected with a velocity u making an angle theta with the horizontal. At any instant its velocity becomes v which is perpendicular to the initial velocity u. Then v is

A particle is projected with a velocity u making an angle theta with the horizontal. At any instant its velocity becomes v which is perpendicular to the initial velocity u. Then v is