PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
For the first 4 s of its motion, a particle travels with constant velocity –3 m/s. During the next 3 s, its velocity is 5 m/s. What is the total distance the particle travels during the 7-s interval?
(a) 28 m
(b) 27 m
(c) 29 m
(d) 3 m