PH-1514

Resultant force and F = ma

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

A 5.0 kg box is pulled horizontally with a constant force of 20 N. The frictional force opposing the motion is 8.0 N.

What is the acceleration of the box?

0.60 $\text{m s}^{-2}$
1.6 $\text{m s}^{-2}$
2.4 $\text{m s}^{-2}$
4.0 $\text{m s}^{-2}$

Loading problem…