Difference between revisions of "Direct current"
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| − | '''Direct Current''' (DC) is | + | '''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]]. |
==See Also== | ==See Also== | ||
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[[Alternating Current (AC)]] | [[Alternating Current (AC)]] | ||
| + | ==References== | ||
{{reflist}} | {{reflist}} | ||
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[[Category:Electricity]] | [[Category:Electricity]] | ||
[[Category:Electronics]] | [[Category:Electronics]] | ||
| − | [[Category: | + | [[Category:Radio]] |
Revision as of 16:45, March 21, 2015
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.