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OpenStudy (anonymous):
In order to create an electromagnet, you would
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OpenStudy (anonymous):
(A) apply a charge to a non-magnetic material in order create an electromagnetic field. (B) coil a ferromagnetic material, wrapping in an insulator, and apply a direct current to the coil. (C) cover a wire with insulation and apply an alternating electrical current to the magnet. (D) wrap an insulated wire around a metal with ferromagnetic properties and apply an electric current.
OpenStudy (anonymous):
@pooja195 Last question for today.. Is this A?
OpenStudy (anonymous):
@pooja195
pooja195 (pooja195):
A is correct
pooja195 (pooja195):
@happyrosy do u get why?
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OpenStudy (anonymous):
thank you and yes i understand why. THANKS FOR ALL THE HELP TODAY!!
pooja195 (pooja195):
ah your welcome and i glad to help always :D
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