A) \[10.7\,m{{s}^{-1}}\]
B) \[9.8\,m{{s}^{-1}}\]
C) \[8.5\,m{{s}^{-1}}\]
D) \[7.6\,m{{s}^{-1}}\]
Correct Answer: B
Solution :
[b] According to Toricelli's theorem, Velocity of efflex. \[{{V}_{eff}}=\sqrt{2gh}=\sqrt{2\times 9.8\times 5}\cong 9.8m{{s}^{-1}}\]You need to login to perform this action.
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