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Physics
Electromagnets are made of soft iron because soft iron has
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Q. Electromagnets are made of soft iron because soft iron has
KEAM
KEAM 2008
A
low susceptibility and low retentivity
B
low susceptibility and high retentivity
C
high permeability and low retentivity
D
high permeability and high coercivity
E
low permeability and low retentivity
Solution:
Electromagnets are made of soft iron because soft iron has high permeability and low retentivity.