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Type (at least 200 words):  Electromagnets, Magnetic Fields and Magnetic Field Strengths (no formulas only relation). Also, write...

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Physics

Type (at least 200 words):  Electromagnets, MagneticFields and Magnetic Field Strengths (no formulas only relation).Also, write about Force on a Moving Charge in a Magnetic Field andtransformers. Work out easy examples using transformers and Ohm’slaw.

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3.7 Ratings (606 Votes)
What is an electromagnetAn electromagnet is a magnet that runs on electricity Unlike apermanent magnet the strength of an electromagnet can easily bechanged by changing the amount of electric current that flowsthrough it The poles of an electromagnet can even be reversed byreversing the flow of electricityAn electromagnet works because an electric current produces amagnetic field The magnetic field    See Answer
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