A block of 1.2 kg moving at 20 cm/s collides head-on with a simmilar block kept rest.The co-efficient of restitution is 3/5 .Find the loss of K.E during the collision.

A block of 1.2 kg moving at 20 cm/s collides head-on with a simmilar b

1.	A block of 1.2 kg moving at 20 cm/s collides head-on with a simmilar block kept rest.The co-efficient of restitution is 3/5 .Find the loss of K.E during the collision.
Answer» SOLUTION :`7.7*10^-3` J