A ball is dropped from the height of 20 m calculate the time taken by the ball to reach the ground and the velocity with which the balls tricks with sticks the ground
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u=0
s=20m
g=10m/sec^2
t=?
s=ut +1/2gt^2
20=0+1/2*10*t^2
20=5t^2
t^2=20/5
t^2=4
t=√4
t=2
s=20m
g=10m/sec^2
t=?
s=ut +1/2gt^2
20=0+1/2*10*t^2
20=5t^2
t^2=20/5
t^2=4
t=√4
t=2
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