00:00Ferromagnetic materials are generally used as C. Semiconductors, in which of the following
00:10device energy is stored in the magnetic energy A. Inductor.
00:19Hard magnetic materials are suitable for manufacture of B. Permanent magnets.
00:28The direction of magnetic lines of force is C from North Pole to South Pole.
00:37The number of lines of force per unit area is the measure of A magnetic flux density.
00:46The bar magnet has B dipole moment.
00:53Each one of the following is required to create the magnetic flux in the magnetic circuit.
00:59A magnetomotive force.
