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amit_er1981
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Join Date: May 2009
Posts: 20

resistance related

11/08/2009 12:28 AM

one conductor length is L.and i am strech uniformly this conductor and made length is 2L.so resistance of this strech conductor is R=4R..but i want to know about area of stech conductor hows it become a/2..
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#1

Re: resistance related

11/08/2009 12:41 AM

Assumedly you are not changing the volume(ie material is solid and no work hardening/ other major microstructural change is taking place)

Volume = Length x ?

L→ 2L

then ? →
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#2
In reply to #1

Re: resistance related

11/08/2009 12:42 AM

BTW - why don't you pause to think?
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