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Which of these is NOT true about electromagnets? They are permanent. Increasing the battery makes them stronger. They need a battery or other source of current. Increasing the n…

Which of these is NOT true about electromagnets? They are permanent. Increasing the battery makes them stronger. They need a battery or other source of current. Increasing the n…
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Which of these is NOT true about electromagnets?

They are permanent.



Increasing the battery makes them stronger.



They need a battery or other source of current.



Increasing the number of coils makes them stronger.

asked
User Lgwest
by
7.9k points

1 Answer

1 vote

Answer:

Permanent = false

Step-by-step explanation:

All of the other choices are true

answered
User Subtletree
by
8.8k points
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