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Magnetic Flux

Definition

Magnetic flux refers to the measure of the total magnetic field passing through a given area. It depends on the strength of the magnetic field, the angle between the magnetic field and the area, and the size of the area.

Analogy

Imagine you have a window with curtains. The amount of sunlight passing through that window is like magnetic flux. If you open up the curtains wider (increase area), let more sunlight in (increase strength), or tilt them towards direct sunlight (decrease angle), you'll have more sunlight passing through.

Related terms

Magnetic Field: A magnetic field is an invisible force surrounding a magnet or electric current that exerts a force on other magnets or moving charges.

Faraday's Law: Faraday's law states that a change in magnetic flux induces an electromotive force (EMF) in a closed loop, resulting in an induced current.

Gauss's Law for Magnetism: Gauss's law for magnetism states that there are no isolated magnetic poles, and any closed surface will have zero net magnetic flux passing through it.



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© 2024 Fiveable Inc. All rights reserved.

AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.