Posted by 440roadrunner on January 16, 2010 at 22:45:01 from (98.145.86.12):
In Reply to: AC electric posted by Scot in pa on January 16, 2010 at 18:09:18:
135 Fan said: (quoted from post at 23:32:24 01/16/10) Voltage can be what ever you want. What you're referring to is Hertz or cycles between positive and negative, rather than AC volts. Dave
and this one makes about the least sense of all.
Voltage can NOT be "whatever you want" the voltage is what the power company supplies, unless you have some sort of transformer to, uh, well, "transform" it.
ONE CYCLE that happens in ONE SECOND used to be known as cps or cycles per second. Some time ago, that term was dropped in favor of "Hertz." Therefore one cycle in one second is now referred to as on Hertz.
That is, (in this case) one sine wave from start to finish in one second is now "one Hertz."
So 60 Hertz power is "60 complete sine wave cycles in one second", formerly known as 60 cps or incorrectly, "60 cycles"
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