Magnetic properties of matterHard
Question
Electromagnets are made of soft iron because soft iron has
Options
A.low retentivity and high coercive force
B.high retentivity and high coercive force
C.low retentivity and low coercive force
D.high retentivity and low coercive force
Solution
Electromagnets are made of soft iron because soft iron has low retentivity and low coercive force or coercivity. Soft iron is a soft magnetic material.
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