A wire of length 1 m has a resistance of 2 ohms. What is the resistance of second wire, whose specific
resistance is double the first, if the length of wire is 3 metres and the diameter is double of the first?
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Now, assuming that the wires are made of the same material and has the same cross-sectional area: 2 ohm ÷ 1 m = X ohm ÷ 2 m [here, X is the resistance of the second wire. from here, the second wire's resistance comes as 4 ohms
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