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→Resistors in Series
===Resistors in Series===
: Adding [[resistor]]s in [[Series Circuit|series]] increases the [[Electrical Resistance|resistance]] in the [[circuit]].
{| class="wikitable"
|-
|[[File:ResistorsSeries1.png|center|400px]]
| style="height:20px; width:175px; text-align:center;" |The [[Electrical Resistance|resistance]] between points A and B is:
5Ω.
|-
|[[File:ResistorsSeries1.png|center|400px]]
| style="height:20px; width:175px; text-align:center;" |The [[Electrical Resistance|resistance]] between points A and B is:
2Ω + 5Ω = 7Ω
|-
|[[File:ResistorsSeries1.png|center|400px]]
| style="height:20px; width:175px; text-align:center;" |The [[Electrical Resistance|resistance]] between points A and B is:
2Ω + 5Ω + 9Ω = 16Ω
|}
===Resistors in Parallel===
''NB: You only need to know what happens with identical [[resistors]] in [[Parallel Circuit|parallel]].