PH-1390

Resultant force and F = ma

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

A 2.0 kg trolley is pulled by a horizontal force of 10 N. It experiences a frictional force of 2.0 N in the opposite direction. What is the acceleration of the trolley?

$2.0\,\text{m s}^{-2}$
$4.0\,\text{m s}^{-2}$
$5.0\,\text{m s}^{-2}$
$8.0\,\text{m s}^{-2}$

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