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resistance

Asked by freshizzo | Feb 3, 2008 | GCSE Level > Physics > Coursework
freshizzo
freshizzo asks:

can someone mke it clea to me if it is diaeter that affects resistance of a wire or the cross setional area only? is it the samething or what?
these terms are getting me confused?

etutor answers:
They are related. Wires with a bigger diameter are bound to have a bigger cross-sectional area.

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