A bar magnet of length `8 cm` and having a pole strengh of `1.0 A m` is placed vertically on a
Channel: Doubtnut
Date: 2020-07-05

A bar magnet of length `8 cm` and having a pole strengh of `1.0 A m` is placed vertically on a horizontal table with its south pole on the table. A neutral point is found on the table at a distance of 6.0 cm north of the magnet. Calculate the earth's horizontal magnetic field.