Question:
When a long wire carrying a steady current is bent into a
Last updated: 6/7/2023
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When a long wire carrying a steady current is bent into a circular coil of one turn the magnetic induction at its centre is B When the same wire carrying the same current is bent to form a circular coil of n turns of a smaller radius the magnetic induction at the centre will be a B n b nB c B n d n B