katiebaby4109
21.02.2021 •
Physics
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Ответ:
4.c
5.d
6.c
Explanation:
Ответ:
An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Electromagnets usually consist of wire wound into a coil. A current through the wire creates a magnetic field which is concentrated in the hole, denoting the centre of the coil.
Explanation: