1.

Let vecA be vector parallel to line of intersection of planes P _(1) and P _(2) Plane P _(1) is parallel to the vectors 2 hatj + 3 hatk and 4 hatj - 3 hatk and that P _(2) is parallel to hatj - hatk and 3 hatj + 3 hatj, then the angle between vector vecA and a given vector 2 hati + hatj - 2 hatkis

Answer»

`pi/2`
`pi/4`
`pi/6`
`(3PI)/(4)`

ANSWER :B::D


Discussion

No Comment Found