yr2 - Magnetic fields

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4 Terms

1
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magnetic field strength?

magnetic field strength = magnetic flux density

  • B= f/IL

  • Measured in tesla

2
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Magnetic field lines?

  • Represents the force acting on a free isolating north pole

    • they stem from the north and terminate at the south

    • proximity relates to strength

3
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What does a moving charge create?

A moving charge creates an electromagnetic field

4
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right hand rule?

thumb shows the direction of the current in the wire and your fingers , the direction of the magnetic field