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Computers & Technology

25 February, 22:32

Predict what would happen to the strength of the

electromagnet in each situation.

iron nail Using a battery with a higher voltage:

Wrapping the wire around the nail only three times:

coiled wire

Changing the direction of the current by reversing the

battery connections:

Using a plastic stick in place of the iron nail:

Holding the nail vertically rather than horizontally

Battery

+

battery