Describe how a.c may be achieved by rotating machines?

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Describe how a.c may be achieved by rotating machines?

I want to know that how an altenating current may be achieved by means of rotating machines

2006-07-25 23:57:03 · 2 answers · asked by Stanza20 1 in Science & Mathematics ➔ Physics

2 answers

when a generator's coil turns inside the magnetic field caused by two magnetic poles, electricity is induced in the coil, however this magnetic fields affect on the coil varies when coil turns. Therefore the electricity generated takes a sinusoidal waveform.

2006-07-26 00:15:57 · answer #1 · answered by Danushka B 2 · 0⤊ 1⤋

http://www.school-for-champions.com/science/ac.htm

http://www.sunblock99.org.uk/sb99/people/DMackay/ac.html

2006-07-26 07:03:07 · answer #2 · answered by good-for-all 3 · 0⤊ 0⤋