A current of `0.1 A` circulates around a coil of 100 turns and having a radius equal to `5 cm`.
Channel: Doubtnut
Date: 2020-08-23

PleA current of `0.1 A` circulates around a coil of 100 turns and having a radius equal to `5 cm`. The magnetic field set up at the centre of the coil is (`mu_(0)=4pixx10^(-7)` weber/amper-metre)