Two wires of same metal have the same length, but their cross-sections – InterviewSolution

1.	Two wires of same metal have the same length, but their cross-sections are in the ratio 3:1. They are joined in series. If the resistance of the thicker wire is 10 Ω, then total resistance of the combination will be
Answer» Two wires of same metal have the same length, but their cross-sections are in the ratio $3 : 1$ . They are joined in series. If the resistance of the thicker wire is $10 Ω$ , then total resistance of the combination will be

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