Physics

Problem

While moving a lawn roller, a student does

150\,\text{J}

of work in pulling it

10\,\text{m}

along level ground. The handle of the roller makes an angle of

60^{\circ}

with the ground. Determine the magnitude of the pulling force. a)

60\,\text{N}

30\,\text{N}

15\,\text{N}

17\,\text{N}