lkbrown1555 lkbrown1555

24-11-2020
Physics

contestada

An electromagnet needs a magnetic metal core. To produce a magnetic field,
what else is required?

A second metal core?
A solenoid with current or no current running through it? Or a permanent magnet?

Respuesta :

mbajonero65 mbajonero65

24-11-2020

A second metal core i think

Answer Link

dribblzcross dribblzcross

11-12-2020

Answer:solenoid with current running through it

Explanation:just took the test

Answer Link

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