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firstly you should find time, as given the question
speed 10 m\s
distance 75m
Speed=distance \time
SO,
time=distance\speed
time=75\10
time=7.5 second
As the ball goes up and comes down, so the time should be doubled.
Total time taken by the ball to touch the ground is=7.5×2
=15.0 second
speed 10 m\s
distance 75m
Speed=distance \time
SO,
time=distance\speed
time=75\10
time=7.5 second
As the ball goes up and comes down, so the time should be doubled.
Total time taken by the ball to touch the ground is=7.5×2
=15.0 second
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