A 25 kilogram ball and a 50 kilogram ball have an elastic
A 2.5 kilogram ball and a 5.0 kilogram ball have an elastic collision. Before the collision, the 2.5 kilogram ball was at rest and the other ball had a speed of 3.5 m/s. Obtain what is the kinetic energy of the 2.5 kg ball after the collision?
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a 25 kilogram ball and a 50 kilogram ball have an elastic collision before the collision the 25 kilogram ball was at
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