Question

A small ball of mass 10 kg is moving with speed4 m/s collides elastically with another ball of mass6 kg at rest. If the collision is head-on, then therespective speeds of the balls after the collisionwill be​

Answer 1

Answer:

Explanation:

v1=(m1-m2)u1+2m2u2 / m1+m2

v1= 1 m/s

conservation of momemtum

m1v1+m2v2=m3v3+m4v4

40=10+6v4

v4=5m/s