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Two conductors of the same material have lengths L and 2L and equal resistance. The ratio of their cross-sectional areas (A โ :A โ ) is _______.
1:4
1:2
4:1
2:1
2
Practice and solve "Two conductors of the same material have lengths L and 2L and equal resistance. The ratio of their c..." for Mathematics - Previous Year Paper 2025. The correct answer is Option B: 2. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "Two conductors of the same material have lengths L and 2L and equal resistance. The ratio of their c..." for Mathematics - Previous Year Paper 2025. The correct answer is Option B: 2. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.