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Answered

3. Test the electromagnet by placing some pins and thumbtacks near
the nail
What materials were attracted more to the nail?​

Sagot :

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Answer:

In a simple example, an electromagnet can pick up pieces of iron, nickel, and cobalt. Electromagnets can be made stronger by adding more coils to the copper wire, or adding an iron core through the coils (for example a nail).

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