Physics

Problem

A bicycle starts from rest and reaches a speed of

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

4\,\text{s}

with uniform acceleration. Calculate the acceleration of the bicycle. a)

10\,\text{m s}^{-2}

5\,\text{m s}^{-2}

2.5\,\text{m s}^{-2}

4\,\text{m s}^{-2}