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NEET2010PhysicsMagnetic Properties of MatterActual

Electromagnets are made of soft iron because soft iron has

Options

  1. Alow retentivity and high coercive force
  2. Bhigh retentivity and high coercive force
  3. Clow retentivity and low coercive force
  4. Dhigh retentivity and low coercive force

Correct answer

C. low retentivity and low coercive force

Step-by-step solution

Electromagnets are made of soft iron because soft iron has low retentivity and low coercive force or low coercivity Soft iron is a soft magnetic material.

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