if resistance is opposing the flow of current,so what is the need of resistance??

Asked by Arghya | 9th May, 2013, 04:18: PM

Expert Answer:

All materials naturally contain some resistance to the flow of electric current. Though resistance is not needed, it is always there. We have not found a way to make conductors that do not have some resistance.

Answered by  | 10th May, 2013, 12:04: AM

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