| alternating current |
Type of electrical current, the direction of which is reversed at regular intervals or cycles. The US standard is 120 reversals (60 cycles) per second.
출처: www.stanford.edu/group/Power-Systems/electrical_te...
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| alternating current |
Electricity that changes direction periodically. The period is measured in Cycles per Second (Hertz, Hz).
출처: www.otherpower.com/glossary.html
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| alternating current |
Flow of electricity that constantly changes direction between positive and negative sides. Almost all power produced by electric utilities in the United States moves in current that shifts direction at a rate of 60 times per second.
출처: www.neo.state.ne.us/statshtml/glossarya.htm
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| alternating current |
Electric current that reverses direction, usually many times per second. Most electrical generators produce alternating current.
출처: www.dairynet.com/kids/gloss.html
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| alternating current |
The characteristic of electricity in which the current flow in a circuit changes direction (180 degrees). Each change is called a cycle. The number of cycles during a given time period is called frequency. The standard frequency in the United States is 60 cycles per second.
출처: www.basinelectric.com/Help/glossary.html
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