Two wires of equal length and the same material but their diameters are in the ratio 2:3. If resistance of first wire is 3.6 ω, what will be the resistance of other wire.
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Explanation:
Put A= πr² and the put value of diameter in place of r and calculate the value of the resistance using R=rho L/A where L is length of the wire and A is cross sectional area of the wire
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