A closely wound coil of 100 turns and ar...

A closely wound coil of `100` turns and area of cross-section `1cm^(3)` has a coefficient of self-induction `1 mH`. The magnetic induction in the centre of the core of the coil when a current of `2A` flows in it, will be

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A closely wound coil of `100` turns and area of cross-section `1cm^(3)` has a coefficient of self-induction `1 mH`. The magnetic induction in the centre of the core of the coil when a current of `2A` flows in it, will be

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