1.

vec(a)=hati+hatj+sqrt(2)hatk,vec(b)=b_(1)hati+b_(2)hatj+sqrt(2)hatk and vec( c )=5hati+hatj+sqrt(2)k are three vectors. The projection of the vector vec(b) on vec(a) is |vec(a)|. If vec(a)+vec(b) is perpendicular to vec( c ) then |vec(b)|= ...........

Answer»

`SQRT(32)`
`sqrt(22)`
4
6

Answer :D


Discussion

No Comment Found

Related InterviewSolutions