Physics

Problem

A particle moves in a circle of radius

2\,\text{m}

with a constant speed of

4\,\text{m\,s}^{-1}

. Calculate its angular displacement in radians after

3\,\text{s}

. a)

12\,\text{rad}

8\,\text{rad}

6\,\text{rad}

4\,\text{rad}