Author Topic: helppppppppp physics cant this concept  (Read 995 times)

Offline Naruto123

  • SF Immigrant
  • **
  • Posts: 71
  • Reputation: 86
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

  • SF Immigrant
  • **
  • Posts: 71
  • Reputation: 86
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

  • SF Geek
  • ****
  • Posts: 386
  • Reputation: 493
  • Gender: Male
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
Relax, enjoy and be LAZY!

Offline Saladin

  • The Samurai
  • Honorary Member
  • SF V.I.P
  • *****
  • Posts: 6530
  • Reputation: 59719
  • Gender: Male
  • I believe in those who believe in me
    • Student Tech
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.