Question

the angle between the vectors A and B is theta. then show that a.(axb)=0​

Answer 1

Answer:

(

B

×

A

)⋅

A

=−BAsinθ

n

^

⋅

A

=0

Vector

A

and

n

^

are perpendicular to each other as direction of

n

^

can be given by right hand screw rule.

Dot product of two vectors is zero when they are perpendicular to each other.