Which of the following will increase the strength of a copper electromagnet

A. Adding more loops to the wire

B. Using DC current (like from a battery) instead of AC current (like from the wall)

C. Increasing the current

D. Wrapping the copper wire around an iron nail

E. Using gold instead

Question

Devin Wise

14 June, 01:18

+1

Answers (1)

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Schultz · Answer 1

The correct answer is A: increasing the current, D: wrapping the copper wire around an iron nail, and E: adding more loops to the wire

Which of the following will increase the strength of a copper electromagnetA. Adding more loops to the wireB. Using DC current (like from a battery) instead of AC current (like from the wall)C. Increasing the currentD. Wrapping the copper wire around an iron nailE. Using gold instead