Question

Electromagnets are made of soft iron because soft iron has

• 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

Answer 1

Answer: (C)

Electromagnets are made of soft iron because soft iron has high permeability and low retentivity.