An object is thrown from building of 100 m. in upward. direction with the velocity of lom Isec After that it fall on V=O the ground Calculate the total time. ve direction 100m C a...
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Explanation:
⇒ u = 100 m/s
⇒ v = 0 m/s
⇒ g = - 10 m/s²
we should find the approximate time taken to reach the ground
so , we know that ,
v = u - gt
implies ,
t = v - u / -g
t = 0 - 100 / - 10
t = 10 seconds .
therefore the approximate time taken to reach the ground is 10 s + 10s = 20s seconds.