Q. The core of an electromagnet is made of soft iron because soft iron has

A) large susceptibility and small retentivity

B) small susceptibility and small retentivity

C) small density and large retentivity

D) large density and large retentivity

✔ Correct Answer: large susceptibility and small retentivity

Exam Insight

The core of an electromagnet is made of soft iron because soft iron has high magnetic permeability, making it easy to magnetize and demagnetize.

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