Two non-zero vectors and satisfy

MATHEMATICS · Single correct · CBSE · Mathematics · Vector Algebra · Vector Algebra

Problem

Two non-zero vectors

\mathbf{u}

and

\mathbf{v}

satisfy

\mathbf{u}\cdot\mathbf{v}=0

. Which statement must be true? (a)

\mathbf{u}\times\mathbf{v}=\mathbf{0}

(b)

\mathbf{u}

is perpendicular to

\mathbf{v}

(c)

|\mathbf{u}| = |\mathbf{v}|

(d)

\mathbf{u}

is parallel to

\mathbf{v}