A `2 kg` ball , moving at `10 m//s` , collides head - on with a `3 kg` ball moving in the opposite direction at `20 m//s`. If the coefficient of restitution is `1//3` , then the energy lost in the collision is

A 1kg ball moving at 12ms^(-1) collides headon with a 2kg ball moving in the opposite direction at 24 m/s. If the coefficient of restitution is 2/3, then the energy lost in the collision is

A 1kg ball,moving at 12ms^(-1) collides head-on with a 2kg ball moving in the opposite direction at 24ms^(-1) .If the coefficient of restitution is (2)/(3) , then the energy lost in the collision is:

A 1 kg ball moving with a speed of 6" ms"^(-1) collides head - on with a 0.5 kg ball moving in the opposite direction with a speed of 9" ms"^(-1) . If the coefficient of restitution is (1)/(3) , the energy lost in the collision is

A 1 kg ball moving with a speed of 6" ms"^(-1) collides head - on with a 0.5 kg ball moving in the opposite direction with a speed of 9" ms"^(-1) . If the coefficient of restitution is (1)/(3) , the energy lost in the collision is

A 2 kg ball moving at 24 ms undergoes inelastic head on collision with a 4 kg ball moving in the opposite direction at 48 ms. If the coefficient of restitution is 2/3, their velocities in ms-after impact are

A 2 kg ball moving at 24 ms undergoes inelastic head on collision with a 4 kg ball moving in the opposite direction at 48 ms. If the coefficient of restitution is 2/3, their velocities in ms-after impact are

A 1 kg ball moving at 12 m//s collides head on with a 2g ball moving in the opposite direction at 24 m//s . The velocity of each ball after the impact, if the coefficient of restitution is 2//3 is