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Hard ferrites are used for making
(A) Transformer cores. (B) Electrical machinery.
(C) High frequency equipment. (D) Light weight permanent magnets.
Ans:
Hard ferrites are utilized for making light weight permanent magnets.
Polarization: The dipole moment per unit volume of the solid is the sum of all the individual dipole moments within that volume and is called as 'Polarization' P of the solid.
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