PH-1318

Resultant force and F = ma

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

A 1.5 kg trolley is pulled horizontally with a constant force of 9.0 N. The frictional force on the trolley is 3.0 N and acts opposite to the motion.

What is the acceleration of the trolley?

$2.0\,\text{m s}^{-2}$
$3.0\,\text{m s}^{-2}$
$4.0\,\text{m s}^{-2}$
$6.0\,\text{m s}^{-2}$

Loading problem…