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Physics 19 Online
OpenStudy (anonymous):

How is the magnetic field of an electromagnet controlled?

OpenStudy (anonymous):

google it lmao

OpenStudy (anonymous):

by using a switch you can start and stop the flow of electrons, which create the electromagnetic field

OpenStudy (zephyr141):

i think you can reverse polarity to control the magnetic field.

OpenStudy (amistre64):

current controls strength, seems familiar to me

OpenStudy (anonymous):

nerds

OpenStudy (anonymous):

ill shank you wingspan

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