PH-301
Resultant force and F = ma
Physics · Secondary 3 · Medium · Resultant force and F = ma
A 5.0 kg box is pushed across a horizontal floor with a constant force of 12 N. The frictional force opposing the motion is 4.0 N. What is the acceleration of the box?
- 0.80 m s⁻²
- 1.6 m s⁻²
- 2.4 m s⁻²
- 3.2 m s⁻²
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