differentiation

Question: The equations of motion of two stones thrown vertically upwards simultaneously are $s=19.6\,t-4.9\,{{t}^{2}}$ and $s=9.8\,t-4.9\,{{t}^{2}}$ respectively and the maximum height attained by the first one is h. When the height of the first stone is maximum, the height of the second stone will be



1) h/3
2) 2h
3) h
4) 0
Solution: Explanation: No Explanation
Application of Derivatives

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