A) 2.2 m/s
B) 1.8 m/s
C) 1.4 m/s
D) 0.6 m/s
Correct Answer: C
Solution :
According to the principle of conservation of energy, \[\frac{1}{2}m{{v}^{2}}=mgh\] or \[v=\sqrt{2gh}=\sqrt{2\times 9.8\times 0.1}\]You need to login to perform this action.
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