Magnetic field induction at the center of a circular coil of radius `5cm` and carrying a current `0
Channel: Doubtnut
Date: 2020-02-16

Magnetic field induction at the center of a circular coil of radius `5cm` and carrying a current `0.9A` is `(` in `S.I.` units in`)(in_(0)=` absolute permitivity of air in `S.I.` units `:` velocity of light `=3xx10^(8)ms^(-1))`