Two bodies of masses 5 kg and 3 kg moving in the same direction along the same straingh line with velocities `5 ms^(-1)` and ` 3 ms^(-1)` respectively suffer one-dimensional elastic collision . Find their velocities after the collision .

Two equal masses m_1 and m_2 moving along the same straight line with velocites +3 m//s and - 5 m//s respectively collide elastically. Their velocities after the collision will be respectively.

Consider objects of masses m_(1)and m_(2) moving initially along the same straight line with velocities u_(1)and u_(2) respectively. Considering a perfectly elastic collision (with u_(1)gt u_(2)) derive expressions for their velocities after collision.

Two particles having masses of 2 kg and 3 kg are moving along the same straight line with velocities of 3 ms^(-1) and 6 ms^(-1) respectively. Calculate the speed of centre of mass of system if particles are moving in (a) same direction. (b) in opposite direction.

Two elastic bodies P and Q having equal mases are moving along the same line with velocities of 16 m/s and 10 m/s respectively. Their velocities after the elastic collision will be in m/s :

A 10 kg ball and 20 kg ball approach each other with velocities 20 ms^(-1) and 10 ms^(-1) respectively . What are their velocities after collision if the collision is perfectly elastic ?

Two bodies of masses 2 kg and 1 kg are moving along the same line with speeds 2ms^(-1) and 5 ms^(-1) respectively. What is the speed of the centre of mass of the system if the two bodies are moving (i) in same direction and (ii) in opposite directions?

Two bodies of masses m_(1) and m_(2) are moving with velocities 1 ms^(-1) and 3ms^(-1) respectively in opposite directions. If the bodies undergo one dimensional elastic collision, the body of mass m_(1) comes to rest. Find the ration of m_(1) and m_(2) .