Vectors perpendicular to`hati-hatj-hatk` and in the plane of `hati+hatj+hatk and -hati+hatj+hatk` are (A) `hati+hatk` (B) `2hati+hatj+hatk` (C) `3hati+2hatj+hatk` (D) `-4hati-2hatj-2hatk`

If the vectors hati-hatj, hatj+hatk and veca form a triangle then veca may be (A) -hati-hatk (B) hati-2hatj-hatk (C) 2hati+hatj+hatjk (D) hati+hatk

The vectors which is/are coplanar with vectors hati+hatj+2hatk and hati+2hatj+hatk and perpendicular to the vector hati+hatj+hatk is /are (A) hatj-hatk (B) -hati+hatj (C) hati-hatj (D) -hatj+hatk

A unit vector perpendicular to both the vectors 2hati-2hatj+hatk and 3hati+4hatj-5hatk , is

Calculate the values of (i) hatj. (2hati - 3hatj +hatk) and (ii) (2hati - hatj) (3hati + hatk)

Let veca=hati+2hatj +hatk, vec=hati-hatj+hatk and vecc=hati+hatj-hatk . A vector in the plane of veca and vecb whose projection on vecc is 1/sqrt(3) is (A) 4hati-hatj+4hatk (B) hati+hatj-3hatk (C) 2hati+hatj-2hatk (D) 4hati+hatj-4hatk

Find the vector of length 3 unit which is perpendicular to hati+hatj+hatk and lies in the plane of hati+hatj+hatk and 2hati-3hatj

Find the vector of length 3 unit which is perpendicular to hati+hatj+hatk and lies in the plane of hati+hatj+hatk and 2hati-3hatj

The unit vector perpendicular to the vectors 6hati+2hatj+3hatk and 3hati-6hatj-2hatk , is