PH-1388

Resultant force and F = ma

Physics · Secondary 4 · Medium · Resultant force and F = ma

A 2.0 kg box is pushed along a horizontal floor with a constant force of 10 N. The frictional force on the box is 4.0 N. What is the acceleration of the box?

$3.0\,\text{m s}^{-2}$
$2.0\,\text{m s}^{-2}$
$5.0\,\text{m s}^{-2}$
$7.0\,\text{m s}^{-2}$

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