A system consists of two parallel planes carrying currents producing a uniform magnetic field of induction B between the planes. Outside this space there is no magnetic field. The magnetic force acting per unit area of each plane is found to be. |
A system consists of two parallel planes carrying currents producing a uniform magnetic field of induction B between the planes. Outside this space there is no magnetic field. The magnetic force acting per unit area of each plane is found to be. |
(2)
Let is the current per unit length
Magnetic field due to one plane
Force on other plane
This force is on the shaded part
Force per unit area :
Hence