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Home  >>  JEEMAIN and NEET  >>  Physics  >>  Class11  >>  Motion in a Straight Line

A stone is thrown upwards with velocity v. At half the height, its velocity is

$\begin{array}{1 1} zero \\ \large\frac{v}{4} \\ \large\frac{v}{2} \\\large\frac{v}{\sqrt 2}\end{array} $

1 Answer

Answer : $\large\frac{v}{\sqrt 2}$
$v \alpha \sqrt h,v' \alpha \sqrt{\large\frac{h}{2}}, \large\frac{v'}{v}=\frac{1}{\sqrt 2}$
or $v'= \large\frac{v}{\sqrt 2}$
answered Aug 14, 2014 by meena.p
 

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