A) 78.4m
B) 52.2m
C) 24.0m
D) 12.8m
Correct Answer: A
Solution :
[a] S \[=ut+\frac{1}{2}g{{t}^{2}}\] \[=0\times t+\frac{1}{2}\times 9.8\times {{(4)}^{2}}\] \[=(4.9\times 16)m\] = 78.4mYou need to login to perform this action.
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