question

Asked by sonaisha | 5th Feb, 2009, 12:25: PM

Expert Answer:

In AC generator the current produced is an alternating current that changes polarity after a regular time interval.On the other hand, a DC motor or generator produces a time varying current but its polarity does not change. This difference is due to different mechanical construction.

Answered by  | 6th Feb, 2009, 07:37: PM

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