Answer to Question #262042 in Physics for Arellano jm

Question

Shs students are walking in the coridor towards the east. One has a velocity of 45m/s and the other is 21m/s. Calculate the magnitude and direction of the resultant

Answer 1

If both students walk toward the east, their relative velocity is toward the east as well, and its magnitude is

$$v_r=45-21=25\text{ m/s}.$$