A tennis ball is dropped from 1.86 m above the ground. It rebounds to a height of 0.921 m. With what velocity does it hit the

Question

A tennis ball is dropped from 1.86 m above the ground. It rebounds to a height of 0.921 m. With what velocity does it hit the ground? The acceleration of gravity is 9.8 m/s². (Let down be negative.) Answer in units of m/s.

Kunduz · Accepted Answer

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