A unit vector perpendicular to both \[\mathbf{A}] and \[\mat... | PHYSICS - RESOLUTION OF VECTORS | SolveeIt | Solveeit

Today, August 23

Question

A unit vector perpendicular to both [\mathbf{A}] and [\mathbf{B}] will be

A

[\mathbf{C}]

B

[\mathbf{D}]

C

Both (1) and (2)

D

None of these

Answer

Both (1) and (2)

Explanation

Solution

There are two unit vectors perpendicular to both $\vec { A }$ and $\hat { n } = \pm \frac { 1 } { \sqrt { 3 } } ( \hat { i } - \hat { j } - \hat { k } )$