A unit vector in the xy-plane that makes an angle of `pi/4` with the vector `hati+hatj` and an angle of 'pi/3' with the vector `3hati-4hatj` is

The vector veca=1/4(2hati-2hatj+hatk) (A) is a unit vector (B) makes an angle of pi/3 with the vector (hati+1/2 hatj-hatk) (C) is parallel to the vector 7/4hati-7/4hatj+7/8hatk (D) none of these

3hati+2hatj+xhatk vector which makes an angle of 90^(@) with the vector 2hati+2hatj-hatk find the value of x

Find a unit vector parallel to the vector -3hati+4hatj .

Find the unit vector of 4hati-3hatj+hatk.

A vector coplanar with vectors hati + hatj and hat j + hatk and parallel to the vector 2hati -2 hatj - 4 hatk , is

the angle between the vectors (hati+hatj) and (hatj+hatk) is

Find the angle between the vectors 3hati+4hatj and 2hatj-5hatk .

A vectors which makes equal angles with the vectors 1/3(hati - 2hatj + 2 hatk ) , 1/5(-4hati - 3hatk) , hatj is:

Find the projection of the vector hati-2hatj+hatk on the vector 4hati-4hatj+7hatk .

The projection of the vector vecA = hati - 2hatj + hatk on the vector vecB = 4hati - 4hatj + 7hatk is