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Table Of Contents  CertiGuide to A+ (Core Hardware)
 9  Chapter 0000:  The Start of the PC
      9  V  Electricity

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Completing a Circuit
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Measuring Electricity
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Magnetic Fields

When electrons travel it is called electrical current. When this happens the electrons create a magnetic field. This behavior can be useful for creating measurement devices, or, it can muck up data signals.


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Completing a Circuit
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Measuring Electricity
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