PH-192

Resultant force and F = ma

Physics · Secondary 3 · Medium · Resultant force and F = ma

A 3.0 kg box is pushed along a horizontal floor with a constant force of 14 N. The frictional force opposing the motion is 5.0 N. What is the acceleration of the box?

$3.0\,\text{m s}^{-2}$
$1.5\,\text{m s}^{-2}$
$4.7\,\text{m s}^{-2}$
$6.3\,\text{m s}^{-2}$

Loading problem…