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MHT CET Physics question

PhysicsMoving Charges and MagnetismMHT CET

A toroidal coil has 3000 turns. The inner and outer radii are 10 cm and 12 cm respectively. If current flowing is 5 A, then the magnetic field inside the toroid will be

Answer: (A)

Solution

, which is T at r = 0.10 m and T at r = 0.12 m, so the field inside lies between these

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Question ID VK-078622