Give the expression of torque in terms of radius and force vectors. Represent moment of Force/torque acting on a body with a neat labelled diagram.

Define moment of force or torque.

Torque acting on a rotating body

Force and torque

Express torque in vector form .

When a steady torque acts on a body it

Give the expression for the angular velocity of a body in terms of radius and velocity vectors. Represent the direction of angular velocity with the help of a neat labelled diagram.

When a steady torque is acting on a body, the body: