Alison J.

asked • 11/07/12

# I have a physics question

A soccer ball is kicked vertically from the ground level with a speed of 20m/s. At what height is the gravitational potential energy of the ball maximum?

## 9 Answers By Expert Tutors

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Robert J. answered • 11/07/12

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Ali M. answered • 11/24/12

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Mukul S.

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Sorry, my typo for KE equation, should read 1/2mv^2. The final equation for H will read H = v^2/2g BTW, You can also calculate this using newton's equation of motion, v^2 - u^2 = 2gh Just recognize that the final velocity at the peak height is zero, and the initial velocity is 20m/s.
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01/30/20

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