A force `vecF=3hati+2hatj-4hatk` is applied at the point (1,-1,2).Find the moment of `vecF` about the point (2,-1,3).

Three forces hati+2hatj-3hatk,2hati+3hatj+4hatk and -hati-hatj+hatk acting on a particle at the point (0,1,2) the magnitude of the moment of the forces about the point (1,-2,0) is

The force represented by 5hati+hatk is acting through the point 9hati-hatj+2hatk . Find the moment about the point 3hati-2hatj+2hatk .

Find the moment of the couple consisting of the force vecF=3hati+2hatj-hatk acting through the point hati-hatj+hatk and -vecF acting through the point 2hati-3hatj-hatk .

Let vecF=2hati+4hatj+3hatk at the point P with position vector hati-hatj+3hatk . Find the moment of vecF about the line through the origin O in the direction of the vector veca=hati+2hatj+2hatk .

The force represented by 3hati+2hatk is acting through the point 5hati+4hatj-3hatk . Find the moment about the point hati+3hatj+hatk .

A force of 3 units acts through the point (4,-1,7) in the direction of the vector 9hati+6hatj-2hatk . Find the moment of the force about the point (1,-3,2) and the moment about the axes, parallel to the co-ordinate axes, which pass through (1,-3,2).

Find the work done by the force vecF=hati+2hatj+hatk acting on a particle, if the particle is displaced from the point with position vector 2hati+hatj+hatk to the point with position vector 3hati+2hatj+4hatk .