Question

A car is running at a speed of 54km/h. In the next second, its speed is 63km/h. Calculate the distance covered by car in m.

Answer 1

U = 54kmph=15 m/s V = 63kmph=17.5 m/s T=1 sec S=?,A=? v=u+at a=v-u/t =12.5m/s square S = ut+1/2 at×t =15×1+1/2×12.5×1 =21.25 m