June15
June15 June15
  • 29-09-2014
  • Physics
Answered

A boy throws a stone straight upward with an initial speed of 15m/s. What maximum height will the stone reach before falling back down?



Answer :

luana
luana luana
  • 03-10-2014
[tex]height=\frac{velocity^2}{2gravity}\\\\ velocity=15\frac{m}{s}\\\\ g=9,8\frac{m}{s^2}\\\\height=\frac{15^2}{2*9,8}=\frac{225}{19,6}\\\\ \boxed{height=11,48\ meters}[/tex]
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