A force `F=2hat(i)+hat(j)-hat(k)` acts at point A whose position vector is `2hat(i)-hat(j)`. Find the moment of force F about the origin.

The torque of a force F = 2 hat(i) - 3 hat(j) +5 hat(k) acting at a point whose position vector r = 3 hat(i) - 3 hat(j) +5 hat(k) about the origin is

Forces 2hat(i)+hat(j), 2hat(i)-3hat(j)+6hat(k) and hat(i)+2hat(j)-hat(k) act at a point P, with position vector 4hat(i)-3hat(j)-hat(k) . Find the moment of the resultant of these force about the point Q whose position vector is 6hat(i)+hat(j)-3hat(k) .

The force 7 hat i+ 3 hat j - 5 hat k acts on a particle whose position vector is hat i- hat j + hat k . What is the torque of a given force about the origin ?

Find the torque of a force F=(2hat(i) +hat(j)-3hat(k))N about a point O. The position vector of point of application of force about O is r = (2 hat(i) + 3 hat(j) - hat(k))m .

Find the torque of the force vec(F)=(2hat(i)-3hat(j)+4hat(k)) N acting at the point vec(r )=(3hat(i)=2hat(j)+3hat(k)) m about the origion.

A force (hat(i)-2hat(j)+3hat(k)) acts on a particle of position vector (3hat(i)+2hat(j)+hat(k)) . Calculate the torque acting on the particle.

A force vec(F) = (2 hat(i) + 3 hat(j) + 4 hat(k)) N is applied to a point having position vector vec(r) = (3 hat(i) + 2 hat(j) + hat(k)) m. Find the torque due to the force about the axis passing through origin.

Work done by a force F on a body is W = F .s, where s is the displacement of body. Given that under a force F = (2 hat i +3 hat j +4 hat k) N a body is displaced from position vector r_1 = (2 hat i +3 hat j + hat k) m to the position vector r_2 = (hat i +hat j+ hat k) m. Find the work done by this force.

The torque of a force F = -2 hat(i) +2 hat(j) +3 hat(k) acting on a point r = hat(i) - 2 hat(j)+hat(k) about origin will be

The moment of a force represented by F=hat(i)+2hat(j)+3hat(k) about the point 2hat(i)-hat(j)+hat(k) is equal to