A velocity vector is given by and

PHYSICS · Multi-part · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A velocity vector is given by

B_x = 0

and

B_y = -12\,\text{m}\,\text{s}^{-1}

. Find: (i) the magnitude of the velocity (ii) the direction of motion with respect to the positive

x

-axis