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Class 10 Science Chapter Magnetic Effects of Electric Current - Part 3

Which factor does NOT increase the strength of an electromagnet?

Type: MCQ • Marks: 1
Which factor does NOT increase the strength of an electromagnet?
Options
A. Increasing the number of turns
B. Increasing the current
C. Using a soft iron core
D. Decreasing the number of turns
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Class 10th Science

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