A ball of mass m moves with speed $v$ and it strikes normally with a wall and reflected back normally, if its time of contact with wall is $t$ then find force exerted by ball on wall
A ball of mass m moves with speed $v$ and it strikes normally with a wall and reflected back normally, if its time of contact with wall is $t$ then find force exerted by ball on wall
- A
$\frac{{2mv}}{t}$
- B
$\frac{{mv}}{t}$
- C
$mvt$
- D
$\frac{{mv}}{{2t}}$
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