Home >> Electricity, contents
concepts & units I
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charge current potential difference resistance Ohm's Law |
concepts & units 2
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resistivity conductance conductivity current density conduction in metals |
simple circuits
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Kirchhoff's Laws resistors in series resistors in parallel the thermistor the light dependent resistor (LDR) the light emitting diode (LED) |
EMF(E) & internal resistance (r)
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single cell measurement of E & r cells in series cells in parallel |
power & energy
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energy power the kilowatt-hour alternating current (A.C.) |
cathode ray oscilloscope (C.R.O.)
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construction controls voltage frequency phase difference |
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