A) \[g\]
B) \[2g\]
C) \[5g\]
D) \[10g\]
Correct Answer: D
Solution :
If \[{{t}_{1}}\] and \[{{t}_{2}}\]are the time, when body is at the same height then,\[h=\frac{1}{2}g\,{{t}_{1}}{{t}_{2}}\]\[=\frac{1}{2}\times g\times 2\times 10=10\ g\]
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