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[[File:Resistors.svg|150px|right|thumb|Two version of the electronic symbol for a resistor. The top is the American and Japanese convention. The bottom is the [https://en.wikipedia.org/wiki/International_Electrotechnical_Commission IEC] standard.]]
[[File:Bsp2.svg|150px|right|thumb|R1 and R2 are connected in series, they're connected in parallel to R3.]]
[[File:Voltage divider.svg|150px|right|thumb|A voltage divider.]]
'''Resistance''' ('''R''') is the measure in Ohms (Ω) of opposition to the flow of electric current in a circuit.
<gallery mode=packed heights=75px>
Potentiometer.svg|Potentiometer.
Variable Resistor.svg|Variable resistor.
Preset Resistor.svg|Preset resistor.
Light-dependent resistor schematic symbol.svg|Light-dependent resistor.
</gallery>
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== See also ==
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== External links ==
* [https://en.wikipedia.org/wiki/Resistor Resistor], Wikipedia
* [https://en.wikipedia.org/wiki/Electrical_resistance_and_conductance Electrical resistance and conductance], Wikipedia
[[Category:UnitsFundamentals, units and symbols]]
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