Question

electromagnet and permanent magnet difference

Answer 1

Answer:

ELECTEROMAGNET IS NOT A PERMANENT MAGNET AND ITS POLARITY CAN BE CHANGED.

WHILE PERMANENT MAGNET'S POLARITY CAN NOT BE CHANGED.

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Answer 2

Electromagnet:

1. It is a temporary magnet.
2. It loses its strength after a particular time.
3. It's polarity can be changed by reversing the direction of the current.

Permanent Mangnet:

1. It is a permanent magnet.
2. It doesn't lose its strength throughout its life time.
3. It's polarity can't be changed.