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A ball of mass 1kg is dropped from a height of of 5m.(a)Find the Kinetic energy Of the ball just before it reaches the ground.(b)what is its speed at this instant

A ball of mass 1kg is dropped from a height of of 5m.(a)Find the Kinetic energy Of the ball just before it reaches the ground.(b)what is its speed at this instant

Grade:9

1 Answers

Arun
25758 Points
3 years ago
Mass of a ball=1kg
height=5m 
kinetic energy=1/2mvsquare
1/2x1x5square
1/2x1x25
25/2 ans
 
Regards
Arun (askIITians forum expert)

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