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4.1 – Inducing an emf in a magnetic field
PHS1011 - Physics
9 Pages • Topic Notes • Year Uploaded: 2023
Magnetic flux The more field lines you cut through in this picture, and the faster you do it, the larger the current that you produce As can be seen, you must keep the wire or field moving relative to each other to generate an EMF The wire must be cutting through the field lines or no current is generated if the wire is going parallel to the field lines Current produced relative motion between the wire and field is known as an induced current o The phenomenon is known as electromagnetic induction
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