A stone is projected straight up from the ground with an initial speed of

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

19.6\,\text{m/s}

. Take

g = 9.8\,\text{m/s}^2

downward. Find the time it takes to reach its highest point. (a)

1.96\,\text{s}

(b)

2.0\,\text{s}

(c)

1.0\,\text{s}

(d)

4.0\,\text{s}