A car \'A\' moves due north at a speed of `40km//hr`, while another \'B\' moves due
Channel: Doubtnut
Date: 2020-01-19

A car \'A\' moves due north at a speed of `40km//hr`, while another \'B\' moves due east at a speed of `30km//hr`. Find the velocity of car B relative to car A (both in magnitude and direction).