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A ball falls from rest from a height of 7.5 m above the ground level. How much time does the ball take to reach the ground?. Consider g = 9.81 m/s². 2.47 s 0.62 s 1.24 s 0.87 s
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1 vote
A ball falls from rest from a height of 7.5 m above the ground level. How much time does the ball take to reach the ground?. Consider g = 9.81 m/s².

2.47 s
0.62 s
1.24 s
0.87 s

User Toine Heuvelmans
by
5.2k points

1 Answer

5 votes
1.24s
Used s=ut+1/2at^2
User Canato
by
4.3k points
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