The magnetic needle of a tangent galvanometer is deflected at an angle of `30^@` due to
Channel: Doubtnut
Date: 02/08/2020

The magnetic needle of a tangent galvanometer is deflected at an angle of `30^@` due to magnet. The horizontal component of earth's magnetic field `0*34xx10^-4T` is along the plane of the coil. What is magnetic intensity?