A conducting wire of uniform diameter was made from a piece of copper. If l and d are taken as the symbols of length and diameter of the wire respectively then for which l and d given below the resistance of the wire would be minimum?

A conducting wire of uniform diameter was made from a piece of copper.

1.	A conducting wire of uniform diameter was made from a piece of copper. If l and d are taken as the symbols of length and diameter of the wire respectively then for which l and d given below the resistance of the wire would be minimum?
A.	l, d
B.	2l, d
C.	l/2, 2d
D.	2l , d/2
Answer» D. 2l , d/2

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A conducting wire of uniform diameter was made from a piece of copper. If l and d are taken as the symbols of length and diameter of the wire respectively then for which l and d given below the resistance of the wire would be minimum?

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