Q5 A of 44 Page 1057

Find the unit vectors perpendicular to both and when

and


Let be the vector which is perpendicular to then we have,


…where k is a scalor


Thus, we have r is a unit vector,


So,


We have,



Here,


We


have


⇒


Thus, substituting the values of ,


in equation (i) we get


⇒


⇒


⇒


⇒


More from this chapter

All 44 →
3

If and , find .

Verify that (i) and are perpendicular to each other


and (ii) and are perpendicular to each other.


 4

Find the value of:

i. ii. iii.


5 B

Find the unit vectors perpendicular to both and when

and


5 C

Find the unit vectors perpendicular to both and when

and