Vectors problem

Show that the velocity is perpendicular to the displacement, if r = A Cos ωt (i^) + A Sin ωt (j^)

1 Answers

Himanshu Giria ·

Shhow that ((disp.).(vel.))=0
which implies that displacement and velocity vectors are perpendicular to each other since the magnitude is not equal to 0 that is cosine of the angle between them is 0 or the angle is 90 degree

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