MCQ
The materials suitable for making electromagnets
- Ahigh retentivity and high coercivity
- ✓low retentivity and low coercivity
- Chigh retentivity and low coercivity
- Dlow retentivity and high coercivity
✓
Answer
Correct option: B.
low retentivity and low coercivity
(b) : low retentivity and low coercivity
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