Lisa made the electromagnet shown. A nail with wire coiled around it has its head labeled S to the right and its point labeled N to the left

Question

Lisa made the electromagnet shown. A nail with wire coiled around it has its head labeled S to the right and its point labeled N to the left. The end of the wire leading to the S is attached to the positive terminal of a battery. The end of the wire leading to the N is attached to the negative terminal of the battery. What can Lisa do to increase the strength of the electromagnet? She can use a nail with weaker magnetic properties. She can change the direction of the nail. She can increase the number of wire loops. She can reduce the current in the wire.

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Kim Chi 2 months 2021-07-29T07:37:45+00:00 2 Answers 5 views 0

Answers ( )

    0
    2021-07-29T07:38:57+00:00

    Answer:

    C. She can increase the number of wire loops.

    Explanation:

    The more wire loops the more energy.

    0
    2021-07-29T07:39:05+00:00

    Answer:

    She should definitely increase the number of coils around the nail.

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