A ball of mass 45kg thrown upward with a velocity of 40m/s 1. calculate the kinetic energy of the ball 2. if the ball reaches the height of 30m find the potential energy exerted

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asked Nov 25, 2022 129k views

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A ball of mass 45kg thrown upward with a velocity of 40m/s

1. calculate the kinetic energy of the ball
2. if the ball reaches the height of 30m find the potential energy exerted

Physics
college

Mnhmilu asked

by Mnhmilu

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1 Answer

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1) KE=1/2*m*v^2
1/2*45*40^2
KE=36,000J

2) PE=mgh
45*9.81*30
PE=13243.5J

Ram V answered Nov 29, 2022

by Ram V

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