Question

Silicon in steel

a.

makes it usable in almost all magnetic circuits where alternating current is used.

b.

increases its electrical resistivity and decreases the hysteresis loss.

c.

is present upto 5% & 4% respectively when used in transformers & motor armatures.

d.

all 'a', 'b' & 'c'.

Answer: (d).all 'a', 'b' & 'c'.

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Q. Silicon in steel

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