Physics

Problem

A wheel makes

5

complete clockwise revolutions followed by

3

complete anticlockwise revolutions about the same fixed axis. Taking anticlockwise as positive, what is the net angular displacement

\Delta\theta

of the wheel? a)

16\pi\,\text{rad}

-4\pi\,\text{rad}

4\pi\,\text{rad}

-2\pi\,\text{rad}