Physics

Problem

A car traveling at

25\,\text{m/s}

begins to brake with a constant acceleration and comes to rest after moving

120\,\text{m}

. Approximately how much time elapses from the instant the brakes are applied until the car stops? a)

4.8\ \text{s}

12\ \text{s}

9.6\ \text{s}

5.1\ \text{s}