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The mass of a ball is 20g and its height is 8cm the velocity just before it touches the ground ( take s = 10m/s2)
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The mass of a ball is 20g and its height is 8m, calculate the kinetic energy when it has a velocity of 2m/s.
1. 1 answer
2. 137 views
The mass of a ball is 20g and its height is 8m, calculate (a) the potential energy of the ball at F
1. 4 answers
2. 312 views

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The mass of a ball is 20g and its height is 8cm the velocity just before it touches the ground ( take s = 10m/s2)
The mass of a ball is 20g and its height is 8m, calculate (a) the potential energy of the ball at F (b) the kinetic energy when it has a velocity of 2m/s. (c) the velocity just before it touches the ground ( take s = 10m/s2)
The mass of a ball is 20g and its height is 8m,the kinetic energy when it has a velocity of 2m/s.
I don't know it please show me the workings
solve it
Thanks so much. U are a lifesaver
I don't can u please explain

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