Physics

Problem

Three horizontal forces act on a sled of mass

8\,\text{kg}

20\,\text{N}

north,

12\,\text{N}

north, and

30\,\text{N}

south. Calculate the magnitude and direction of the sled's acceleration. a)

0.40\,\text{m/s}^2

north b)

1.25\,\text{m/s}^2

south c)

0.25\,\text{m/s}^2

north d)

0.25\,\text{m/s}^2

south