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11-12-2020
Physics

contestada

Question 12 of 20
To produce a magnetic field, what does an electromagnet require?
A. A solenoid with no current flowing through it
B. A current flowing through a coil of wire
C. A core made from a magnetic material
D. A copper core

Respuesta :

fumpeldink8934 fumpeldink8934

18-12-2020

Answer:

B a current flowing through a coil of wire :)

Explanation:

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