Sta0ngirl4esameow Sta0ngirl4esameow
  • 12-01-2017
  • Physics
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Why is an iron core needed in an electromagnet?

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MissPhiladelphia
MissPhiladelphia MissPhiladelphia
  • 20-01-2017
An iron core is needed in an electromagnet because it  serves to increase the magnetic field created. It has a ferromagnetic properties. An electromagnet is essentially just a battery attached to a coil of wire wrapped around a metalcore. 
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