The unit vector along `4hati-hatj+6hatk`.

The unit vector along hati+hatj is

The unit vector along hati+hatj is :

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

The unit vector along vector hati + hatj + hatk is ………..

The vector parallel to 4hati-3hatj+5hatk and whose length is the arithmetic mean of lenghts of two vectors 2hati-4hatj+4hatk and hatj+sqrt(6)hatj+3hatk is

If a=hati+2hatj+3hatk,b=-hati+2hatj+hatk and c=3hati+hatj , then the unit vector along its resultant is

Find a unit vector perpendicular to each one of the vectors vec a =4hati -hatj +3hatk and vecb =3 hati +2hatj -hatk

Two forces -hati+2hatj-hatk and 2hati-5hatj+6hatk act on a particfle whose position vector is 4hati-3hatj+2hatk and displace it to another point whose positon vector is 6hati+hatj-3hatk . Find the total work done by the force.

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

Forces 2hati+hatj, 2hati-3hatj+6hatk and -hati+2hatj-hatk act at a point P, with position vector 4hati-3hatj-hatk . Find the vector moment of the resultant of these forces about thepoint Q whose position vector is 6hati+hatj=3hatk