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When the length of a wire is doubled while keeping material and area of cross-section constant, what happens to its resistance?
The resistance becomes half
The resistance becomes twice as much
The resistance remains unchanged
The resistance becomes four times as much
The resistance becomes twice as much
Practice and solve "When the length of a wire is doubled while keeping material and area of cross-section constant, what..." for General Science - Previous Year Paper 2026. The correct answer is Option B: The resistance becomes twice as much. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "When the length of a wire is doubled while keeping material and area of cross-section constant, what..." for General Science - Previous Year Paper 2026. The correct answer is Option B: The resistance becomes twice as much. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.