A 9 kg ball is dropped from a height of 3.0 m. Determine the speed of the ball just before it hits the ground. Hint: Use the work energy theorem. The kinetic energy of the ball will be equal to the work done by gravity.
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A 9 kg ball is dropped from a height of 3.0 m. Determine the speed of the ball just before it hits the ground. Hint: Use the work energy theorem. The kinetic energy of the ball will be equal to the work done by gravity.
According to the work Energy theorem
where
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