A) \[a:b\]
B) \[b:a\]
C) \[\sqrt{a}:\sqrt{b}\]
D) \[{{a}^{2}}:{{b}^{2}}\]
Correct Answer: C
Solution :
\[h=\frac{1}{2}g{{t}^{2}}\Rightarrow t=\sqrt{2h/g}\] \[{{t}_{a}}=\sqrt{\frac{2a}{g}}\,\,\text{and}\ \,{{t}_{b}}=\sqrt{\frac{2b}{g}}\Rightarrow \frac{{{t}_{a}}}{{{t}_{b}}}=\sqrt{\frac{a}{b}}\]
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