Question
Medium
Solving time: 3 mins
In the figure shown is a circle of radius . Arc and each have resistance . has resistance . A current enters at point and leaves the circle at and . All straight wires are radial. Calculate the magnetic field at the centre of the circle. Each arc and subtends at the centre of the circle.
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Text solutionVerified
Point and will have equal potential and there will be no current in arc . Current gets divided into two equal parts at .
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Question Text | In the figure shown is a circle of radius . Arc and each have resistance . has resistance . A current enters at point and leaves the circle at and . All straight wires are radial. Calculate the magnetic field at the centre of the circle. Each arc and subtends at the centre of the circle.
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Topic | Moving Charges and Magnetism |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 77 |