PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
A drone flies 200\,m east in 20\,s, then 150\,m north in 15\,s, and finally 100\,m west in 10\,s. Which of the following gives the magnitude and direction of its average velocity for the whole flight?
(a) 5.6m s−1 at 37∘ north of east
(b) 4.0m s−1 at 56∘ north of east
(c) 4.0m s−1 at 34∘ north of east
(d) 4.0m s−1 at 56∘ east of north