A trolley moves with a constant velocity of 5 m s⁻¹ for 4 s and then remains at rest…
PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
A trolley moves with a constant velocity of 5 m s⁻¹ for 4 s and then remains at rest for the next 2 s. Its displacement in the entire 6 s interval is
(a) 10m
(b) 20m
(c) 30m
(d) 15m