PH-111

Resultant force and F = ma

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

A 1.5 kg trolley is pulled with a horizontal force of 9.0 N. A frictional force of 3.0 N opposes the motion.

What is the acceleration of the trolley?

0.25 m s $^{-2}$
2.0 m s $^{-2}$
4.0 m s $^{-2}$
6.0 m s $^{-2}$

Loading problem…