A copper(Cu) wire has a resistance of 0.5ohm. Another Copper(Cu) Wire of same Mass(m) as the first one, is double in lengthof first.Find the Resistance (R) of 2nd wire. ..........................Do it i'll mark u brainleast.
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divyanshupandey99:
no its not
oookk ...
is area of cross section constant or not?
yaar
no
okk
then its wrong
eait
wait*
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