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→Examples
: The '''components''' you should know are:
*[[Electrical Cell]]
*[[Battery]]
*[[Variable Power Supply]]
*[[Alternating Current Supply]]
*[[Wire]]s
*[[Electrical Bulb]]
*[[Voltmeter]]
*[[Ammeter]]
*[[Variable Resistor]]
*[[Light Dependent Resistor]]
*[[Thermistor]]
*[[Diode]]
*[[Light Emitting Diode]]
*[[Electrical Fuse]]
===Examples===
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| style="height:20px; width:200px; text-align:center;" |A [[diode]] only allows [[Electrical Current|current]] through in one direction.
| style="height:20px; width:200px; text-align:center;" |A [[Light Emitting Diode|light emitting diode (LED)]] only allows [[Electrical Current|current]] through in one direction and produces light when a [[Electrical Current|current]] flows passes through it.| style="height:20px; width:200px; text-align:center;" |A [[Electrical Fuse|fuse]] is a thin piece of [[wire]] that will [[melt]] if too much [[Electrical Current|current]] passes through it.
|}