Question

Q2. A particle moves 3 m due east, then it moves 4 m
due north. How many unit vectors (S. I. unit) are there
in its displacement ?
(1) 2
(2) 3
(3) 4
(4) 5​

Answer 1

Answer:

5m towards North East

Step-by-step explanation:

displacement

we will use Pythagoras theorem

A2+b2=C2

3^2+4^2=9+16=25

root 25=5 m