A boy throws stone upward with velocity of 60m\s
(a) how long will it take to reach the maximum height (g=-10m\s2
(b)what maximum height will reach by ball?,
(c) how long will it take to reach the ground
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v^2 = u^2 + 2as
0 = 60×60 - 2×10×s
s = 3600/20 = 180m
v = u - gt
0 = 60 -10×t = t = 6sec
0 = 60×60 - 2×10×s
s = 3600/20 = 180m
v = u - gt
0 = 60 -10×t = t = 6sec
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