Electronics and Communication Engineering - Materials and Components - Discussion

Discussion Forum : Materials and Components - Section 3 (Q.No. 19)
19.
In a specimen of silicon steel, a field strength of 200 A/m causes a flux density of 0.5 T. In a specimen of cast iron, the same H would cause B to be
0.5 T
less than 0.5 T
more than 0.5 T
0.5 T or more or less
Answer: Option
Explanation:

Because cast iron has lower permeability than silicon steel.

Discussion:
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