Question

a Particles A approaches relative to particle B with a velocity of 20ms . If they collide head on the Coefficient of restitution is 1/4 the velocity with which A moves away from B after impact is ​

Answer 1

Answer:

5m/s

Explanation:

this picture will clear your answer

Answer 2

Answer:

answer is 5m/s

Explanation:

here Vs is velocity of separation

Va is velocity of approach

the velocity with which A moves away from B after impact is 5m/s