A vector `vec(B)` which has a magnitude 8.0 is added to a vector `vec(A)` which lies
Channel: Doubtnut
Date: 2020-07-26

A vector `vec(B)` which has a magnitude 8.0 is added to a vector `vec(A)` which lies along the x-axis. The sum of these two vector is a third vector which lies along the y-axis and has a magnitude that is twice the magnitude of `vec(A)`. Find the magnitude of `vec(A)`