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A long straight wire carries a current I, and the magnetic field at a distance r from the conductor is B. If the distance from a straight current-carrying wire is doubled, what will be the magnetic field at that point?
2B
B/2
B
Zero
B/2
Practice and solve "A long straight wire carries a current I, and the magnetic field at a distance r from the conductor ..." for General Science - Previous Year Paper 2024. The correct answer is Option B: B/2. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A long straight wire carries a current I, and the magnetic field at a distance r from the conductor ..." for General Science - Previous Year Paper 2024. The correct answer is Option B: B/2. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.