PH-1544

Resultant force and F = ma

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

A 1.5 kg cart experiences a constant opposing friction force of 4.0 N while being pulled forward by a 10 N force. What is the acceleration of the cart?

$1.5\,\text{m/s}^2$
$2.0\,\text{m/s}^2$
$4.0\,\text{m/s}^2$
$6.7\,\text{m/s}^2$

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