Derive an expression for the torque acting on a rectangular current carrying loop suspended in a uniform magnetic field.

Find an expression for the torque acting on a current carrying loop suspended in a uniform magnetic field. Under what conditions this torque will be maximum and minimum ?

Derive the expression for the torque acting on a current carrying loop placed in a magnetic field.

Derive an expression for the torque acting on an electric dipole suspended freely in a uniform electric field. How will you determine the direction of torque?

Define the term electric dipole moment. Give its units Derive an expression for the maximum torque acting on an electric dipole, when held in a uniform electric field.