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− | ===Current, potential difference and resistance=== | + | ===Permanent and induced magnetism, magnetic forces and fields=== |
− | ====[[Electrical Current]]==== | + | ====[[Magnetism]]==== |
− | *[[Electrical Charge|Charge]] | + | *[[Magnet]]s |
− | *[[Coulomb]] | + | **[[Poles]] |
− | *[[Ammeter]] | + | *[[Permanent Magnet]] |
− | *[[Amp]] | + | *[[Induced Magnet]] |
| + | *[[Magnetic Field]] |
| + | **[[Magnetic Flux Density]] |
| + | **[[Tesla]] |
| + | *[[Compass]] |
| + | *[[Earth#Earth's Magnetic Field|Earth's Magnetic Field]] |
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− | ====[[Potential Difference]]==== | + | ===Magnetic effects of currents and the motor effect=== |
− | *[[Voltmeter]] | + | *[[Wire]] |
− | *[[Volt]]s
| + | *[[Solenoid]] |
− | ====[[Electrical Resistance|Resistance]]====
| + | *[[Electromagnet]]s |
− | *[[Electrical Conductor|Conductor]] | + | ''Higher'' |
− | **[[Ohmic Conductor]]
| + | *[[Motor Effect]] |
− | **[[Ohm's Law]]
| + | *[[Fleming's Left Hand Rule]] |
− | *[[Electrical Insulator|Insulator]] | + | *[[D.C. Motor]] |
− | *[[Ohm]] | |
− | *[[Resistor]]
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− | **[[Resistor#Resistors in Series|Resistors in Series]]
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− | **[[Resistor#Resistors in Parallel|Resistors in Parallel]]
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− | [[GCSE Physics Required Practical: Investigating Resistance]]
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− | | |
− | ====[[Electrical Components]]====
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− | *[[Electrical Cell|Cell]]
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− | **[[Battery]]
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− | *[[Variable Power Supply]]
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− | *[[Alternating Current Supply]]
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− | *[[Wire]]s
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− | *[[Electrical Bulb]]
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− | *[[Switch]]
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− | *[[Buzzer]]
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− | *[[Motor]] | |
− | *[[Voltmeter]]
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− | *[[Ammeter]]
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− | *[[Resistor]]s
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− | **[[Variable Resistor]]
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− | **[[Light Dependent Resistor]]
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− | **[[Thermistor]]
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− | *[[Diode]]
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− | *[[Light Emitting Diode]]
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− | *[[Electrical Fuse]]
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− | *[[Electrical Heater]]
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− | | |
− | ====[[IV Graph]]====
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− | *[[Resistor#IV Graph|Resistor IV Graph]]
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− | *[[Electrical Bulb#IV Graph|Bulb IV Graph]]
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− | *[[Diode#IV Graph|Diode IV Graph]]
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− | *[[Thermistor#IV Graph|Thermistor IV Graph]]
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− | *[[Light Dependent Resistor#IV Graph|Light Dependent Resistor IV Graph]]
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− | [[GCSE Physics Required Practical: Investigating Electrical Components]]
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− | | |
− | ===Series and Parallel Circuits===
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− | *[[Electrical Component|Circuit Component]]s
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− | *[[Circuit Diagram]]
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− | *[[Circuit]]
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− | *[[Series Circuit]]
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− | **[[Series Circuit|Resistors in Series]]
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− | *[[Parallel Circuit]]
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− | **[[Parallel Circuit|Resistors in Parallel]]
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− | ===Domestic uses and safety=== | + | ===Induced potential, transformers and the national grid=== |
− | *[[Mains Electricity]] | + | *[[Generator Effect]] |
− | *[[Direct Current]] | + | *[[Lenz's Law]] |
− | *[[Alternating Current]] | + | *[[Alternator]] |
− | *[[3-Core]] | + | *[[Dynamo]] |
− | *[[Electrical Plug]] | + | *[[Electrical Transformer|Transformers]] |
− | **[[Earth Wire]]
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− | **[[Live Wire]]
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− | **[[Electrical Fuse|Fuse]]
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− | **[[Neutral Wire]]
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− | ===Energy transfers=== | + | ===Microphones and speakers; oscillating currents in detection and generation of radiation=== |
− | *[[Electrical Power]]
| + | *[[Microphone]] |
− | **[[Watt]]s
| + | *[[Speaker]] |
− | *[[Motor#Energy Transfers|Energy Transfers in a Motor]]
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− | *[[Electrical Heater#Energy Transfers|Energy Transfers in an Electrical Heater]]
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− | *[[National Grid]]
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− | | |
− | ===Static electricity=== | |
− | ''Higher''
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− | *[[Static Electricity]]
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− | **[[Electrical Charge|Charge]]
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− | **[[Electron]]s
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− | **[[Electrostatic Field]]
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− | **[[Electrostatic Potential]]
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− | **[[Electrostatic Induction]]
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