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MHT CET 2023 Physics question

PhysicsMoving Charges and MagnetismMHT CET 2023

A circular coil of radius 'r' and number of turns 'n' carries a current 'I'. The magnetic fields at a small distance 'h' along the axis of the coil () and at the center of the coil () are measured. The relation between and is

Answer: (C)

Solution

Field on the axis at distance : . Field at the centre (): . Dividing, $ = = (1 +

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Question ID VK-097976