Author Topic: helppppppppp physics cant this concept  (Read 826 times)

Offline Naruto123

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helppppppppp physics cant this concept
« on: December 08, 2009, 04:51:51 pm »
wat happens in a dc electric motor and ac electric motor (the difference )

 plz help

Offline Naruto123

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Re: helppppppppp physics cant this concept
« Reply #1 on: December 08, 2009, 05:22:19 pm »
pl also answer question 9 b in ppr3 in may june 2009

Offline staceyboy3

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Re: helppppppppp physics cant this concept
« Reply #2 on: December 08, 2009, 11:34:32 pm »
wat happens in a dc electric motor and ac electric motor (the difference )

 plz help

dc is direct current, means electricity moves in one direction. ac is alternating current, means electricity goes back and forth
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Offline Saladin

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Re: helppppppppp physics cant this concept
« Reply #3 on: December 17, 2009, 04:08:40 am »
I have answered this question many times.The dc current will from from only positive to the negative side. But the ac current will flow from both positive and negative.