Question

A softball of mass 0.220 kg that is moving with a speed of 7.5 m/s (in the positive direction)…

A softball of mass 0.220 kg that is moving with a speed of 7.5 m/s (in the positive direction) collides head-on and elastically with another ball initially at rest.Afterward the incoming softball bounces backward with a speed of 5.7 m/s.

(a) Calculate the velocity of the target ball after the collision.

m/s

(b) Calculate the mass of the target ball.

kg

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