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18 Cards in this Set
- Front
- Back
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Electrostatistics |
The study of electric charges that can be collected and held in one place |
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Neutral |
Positive charge equals negative charge |
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Insulator |
Material through which a charge will not move easily |
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Conductor |
Material that allows charges to move about easily |
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Charging by induction |
Charging an object without touching it |
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Grounding |
Connecting body to earth to eliminate charge |
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Coulombs law |
Magnitude of the charge between Qatar and charge Qb separated by distance and inversely proportional to square of distance between them |
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Coulomb |
SI standard unit of charge |
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Elementary charge |
Magnitude of charge of electron |
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Charging by conduction |
Charging neutral body by touching with charged body |
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Electroscope |
Metal knob connected by metal stem to two thin, lightweight pieces of metal foil (leaves) |
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Electric field |
The vector quantity that relates the force exerted on a charge to the size of the charge |
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Electric field line |
line used to represent the actual field line of the space around a charge |
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Electric potential difference |
the work done moving a positive test charge between two points in an electric positive test charge between two points in an electric field divided by the magnitude of the test charge |
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Volt |
One joule per coulomb |
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Equipotential |
electric potential difference between two or more positions is 0 |
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Capacitor |
A device with a specific capacitance that is used in electrical circuits to store charge |
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Capacitance |
the ratio of an object's store charge to its potential difference measured in farads |
