A body starts accelerating from rest under gravity . What is the displacement of the body in the time interval of the 10-15 seconds
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S = ut + 1/2 at^2
S =?
U =?
A = 9.8
T = 5s
U = 9.8 x 10
= 98 m/s
S = 98 x 5 + 1/2 x 9.8 x 5^2
= 490 + 4.9 x 25
= 490 + 122.5
= 612.5m
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