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If you make an electromagnet using a battery circuit and a steel nail, how can you increase its magnetic strength?


Use a longer nail.


Wrap more coils of wire around the nail.


Replace the nail with a copper rod.


Remove the plastic insulation from the wire coil.
I would like a little help with this please

Respuesta :

CheshireHarper

Answer:

B. Wrap more coils of wire around the nail

Increasing the number of coils in an electromagnet increases the strength of the magnetic field.

Explanation:

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