Question: A 2 kg ball moving at 4 m/s collides with a stationary 1 kg ball. What is the speed of the 1 kg ball

A 2 kg ball moving at 4 m/s collides with a stationary

A 2 kg ball moving at 4 m/s collides with a stationary 1 kg ball. What is the speed of the 1 kg ball after the collision if the collision is: (a) elastic, and the speed of the 2 kg ball drops to 1 m/s? (b) inelastic?

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