Write two different vectors having same magnitude.

Explanation

Consider `vec a=4 hati-2 hatj+4 hatk` and `vec b=4hati-4hatj+2hatk`

`|vec a|=sqrt{4^2+(-2)^2+4^2}=6`

And `|vec b|=sqrt{4^2+(-4)^2+2^2}=6`

Thus, `veca ` and `vec b` are two different vectors having same magnitude.