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12 Cards in this Set
- Front
- Back
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the region of a magnet that produces a magnetic force |
magnetic poles |
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the space around a magnetic in which a magnetic force is exerted |
magnetic fields
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a microscopic cluster of atoms with their magnetic fields aligned |
magnetic domains
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a magnet with a field produced by electric current- usually a coil around a piece of iron or metal |
electromagnet |
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a current indicating instrument consisting of a coil of wire and a magnetic needle |
galvanometer
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creating a voltage by changing the magnetic field around a conductor |
electromagnetic induction |
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the induced voltage in a coil is proportional to the product of the number of loops and the rate at which the magnetic field changes |
faraday's law |
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an electric field is created by changing magnetic field perpendicular to the magnetic field and proportional to the rate of change |
faraday's law |
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a magnetic field is created by changing electric field perpendicular to the electric field and proportional to the rate of change |
maxwell's statement |
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a device consisting of a coil of wire that can turn between a magnet |
motor/generator
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a device consisting of a pair of coils of wire wrapped around the same piece of iron/metal |
transformer |
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an energy wave with magnetic field component and an electric field component perpendicular to each other and both perpendicular to the direction of propagation created by moving charge |
electromagnetic wave |
