Let vecA =(hati + hatj) and,vecB =(2hat...

Let `vecA =(hati + hatj)` and,`vecB =(2hati - hatj)` The magnitude of a coplanar vector `vecC` such that `vec(A).vec(C) = vec(B).vec(C) = vec(A).vec(B)`is given by:

A

`sqrt(10/9)`

B

`sqrt(5/9)`

C

`sqrt(20/9)`

D

`sqrt(9/12)`

Verified by Experts

The correct Answer is:

B

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