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