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Title: If the length and diameter of a wire of circular cross section are both doubled, Post by: mikael on May 15, 2014 If the length and diameter of a wire of circular cross section are both doubled, the resistance is
A) unchanged. B) doubled. C) increased fourfold. D) halved. E) None of these are true. Title: Re: If the length and diameter of a wire of circular cross section are both doubled, Post by: chemistree on May 20, 2014 D) halved.
Title: Re: If the length and diameter of a wire of circular cross section are both doubled, Post by: mikael on Jun 4, 2014 Thank you.
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