StudyGuideChapter33-1 - Induction of Magnetic Fields Study...

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Induction of Magnetic Fields Study Guide for Section 33.1 Just as a changing magnetic field can induce an electric field, a changing electric field can induce a magnetic field. This induced field obeys the following equation: closed loop BL      This equation is similar to Ampère's law, except that has been substituted in for the current. This quantity is known as : displacement current   Displacement current is measured in amps (A), just like real current. However, displacement current is not actual current, it is just a changing electric field . We only think of it as current
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