If a mango fruit dropped at a height of 50 meters. How long does it reach the ground? (take g = 10m/s2)
- 2 sec
- 3 sec
- 4sec
-
3.2sec
The correct answer is: D
Explanation
From S = ut + ½gt2u = 0ms-1
50 = (0 × t) + ½(10)(t2)
50 = 5.0t2
t2 =50/5
t = √10
t = 3.2sec
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