A white pool ball of mass 0.5kg moving at 10 m/s collides with a 0.4 kg red pool initially at rest. After the collision, the white pool ball continues in the same direction with velocity of 1.1 m/s. Neglecting friction, the velocity of the red ball after the collision is ___ m/s
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A white pool ball of mass 0.5kg moving at 10 m/s collides with a 0.4 kg red pool initially at rest....
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