how long will a stone take to fall from the top of a building 80 metre high and what will be the velocity of the stone or reaching on the ground
Take g = 10 m/s^2
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Explanation:
the the height of building is about 80 meter
so. s - 80
speed- 10m/s^2
we know that the formula of velocity is total distance /total time take
then it will be 80m/10m^2
=velocity will be 8m/s
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