1.

Let a = hat I + hatj +hatk, vec b = hati-hatj+hatk and c be a unit vector bot to vecaand coplanar with veca and vecb, then it is given by

Answer»

`1/sqrt6(2hati - HATJ+ HATK)`
`1/sqrt2(hatj + hatk)`
`-1/sqrt6(hati-2hatj-hatk)`
`1/2(hatj-hatk)`

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions