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Wire 1 is made of a material with resistivity p. The diameter of wire 1...

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Wire 1 is made of a material with resistivity p. The diameter of wire 1 is D, the length is L and the resistance is R. Wire 2 is made from a material with a resistivity 2p and the wire has a diameter 2D. What length must wire 2 have so that its resistance is the same as that of wire 1?A. L/2B. 2LC 4LD. L/4E 8L

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