Three balls A, B and C are placed on a smooth horizontal surface. Given that `m_A=m_C=4m_B`. Ball B collides with ball C with an initial velocity v as shown in figure. Find the total number of collisions between the balls. All collisions are elastic.

Three balls A, B and C(m_(A)=m_(C)=4m_(B)) are placed onn a smooth horizontal surface. Ball B collides with ball C with an initial velocity v as shown in figure. Find the total number of collision betwenent the balls (all collisions are elastic).

Three balls A, B and C(m_(A)=m_(C)=4m_(B)) are placed onn a smooth horizontal surface. Ball B collides with ball C with an initial velocity v as shown in figure. Find the total number of collision betwenent the balls (all collisions are elastic).

Three balls A, B and C(m_(A)=m_(C)=4m_(B)) are placed onn a smooth horizontal surface. Ball B collides with ball C with an initial velocity v as shown in figure. Find the total number of collision betwenent the balls (all collisions are elastic).

A ball A of mass M collides elastically with a similar ball B at rest as shown in figure. Initially velocity of ball A is u m/s. After collision,

A ball A of mass M collides elastically with a similar ball B at rest as shown in figure. Initially velocity of ball A is u m/s. After collision,

Two balls marked 1 and 2 of the same mass m and a third ball marked 3 of mass M are arranged over a smooth horizontal surface as shown in the figure. Ball 1 moves with a velocity v_(1) towards ball 2. All collisions are assumed to be elastic. If Mltm , the number of collisions between the balls will be.

Two balls marked 1 and 2 of the same mass m and a third ball marked 3 of mass M are arranged over a smooth horizontal surface as shown in the figure. Ball 1 moves with a velocity v_(1) towards ball 2. All collisions are assumed to be elastic. If Mltm , the number of collisions between the balls will be.

Two balls marked 1 and 2 of the same mass m and a third ball marked 3 of mass M are arranged over a smooth horizontal surface as shown in the figure. Ball 1 moves with a velocity v_(1) towards ball 2. All collisions are assumed to be elastic. If Mltm , the number of collisions between the balls will be.

Two balls marked 1 and 2 of the same mass m and a third ball marked 3 of mass M are arranged over a smooth horizontal surface as shown in the figure. Ball 1 moves with a velocity v_(1) towards ball 2. All collisions are assumed to be elastic. If Mltm , the number of collisions between the balls will be.

Three identical balls 1, 2 and 3 are placed together at rest on a smooth horizontal surface. A fourth identical ball moving with velocity u in line of first three balls collides head on elastically as shown in figure, then