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. What should be the core of an electromagnet? (a) soft iron (b) hard iron (c) rusted iron (d) none of above

. What should be the core of an electromagnet?
(a) soft iron
(b) hard iron
(c) rusted iron
(d) none of above

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
one year ago
Answer: a Explanation: (a) soft iron

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