A scooter is moving in a straight line at an initial speed of

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

5\,\text{m/s}

. It then accelerates uniformly at

2\,\text{m/s}^2

. (a) Calculate the time taken for the speed to reach

21\,\text{m/s}

. (b) Find the distance travelled by the scooter during this interval.