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'''Direct Current''' (DC) is a voltage or current that does not vary with time. It is the form in which electricity is generated by a chemical cell ([[battery]]), a [[solar cell]] or a DC [[generator]]. DC is not used for power transmission because it cannot be manipulated by a [[transformer]].
'''Direct Current''' (DC) is a voltage or current that does not vary with time. It is the form in which electricity is generated by a chemical cell ([[battery]]), a [[solar cell]] ([[photovoltaic]]) or a DC [[generator]]. DC is not used for power transmission because it cannot be manipulated by a [[transformer]].
==See Also==
==See Also==
* [[Inverter]]
* [[Alternating Current (AC)]]
==References==
==References==
[[Category:Electronics]]
[[Category:Electronics]]
[[Category:Radio]]
[[Category:Radio]]
[[Category : Solar Energy]]
[[Category : Wind Energy]]
[[Category : Hydroelectric Energy]]