Magnetic permeability of iron is increased by its (A) Decarburising (B) Alloying with cobalt (C) Purification (D) Alternate heating & cooling

Magnetic permeability of iron is increased by its
(A) Decarburising
(B) Alloying with cobalt
(C) Purification
(D) Alternate heating & cooling
by

1 Answer

Answer :

Option B
by

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