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College: Ch.8
Electricity & Magnetism : Vocabulary
Term | Definition |
---|---|
Positively charged particles | Protons |
Angle between true north and magnetic north | Magnetic Declination |
IV | Electric Power |
Unlike charges attract; like charges repel | Law of Charges |
Interaction of electrical and magnetic effects | Electromagnetism |
A fundamental quantity | Electric Charge |
Steps voltages up and down | Transformer |
Relates voltage and current to resistance | Ohm's Law |
Converts electrical energy into mechanical energy | Motor |
Negatively charged particals | Electrons |
Imaginary lines indicating magnetic direction | Magnetic Field |
Describes the force between charged particales | Coulomb's Law |
Highly magnetic material | Ferromagnetic |
Produced by a constantly changing voltage | Alternating Current (ac) |
Time rate of flow of electric charge | Current |
Unlike poles attract; like poles repel | Law of Poles |
Equals W/q | Voltage |
Same current through all resistances | Series Circuit |
Opposition to charge flow | Resistance |
Local regions of alignment | Magnetic Domains |
Net electron flow in one direction | Direct Current (dc) |
Converts mechanical energy into electrical energy | Generator |
Results from separating electrical charges | Electric potential energy |
Voltage across each resistance is the same | Parallel Circuit |
E = F/q+ mapping | Electric field |