A current of `10A` is flowing east to west in a long wire kept in the east-west direction.
Channel: Doubtnut
Date: 2020-08-02

A current of `10A` is flowing east to west in a long wire kept in the east-west direction. Find magnetic field in a horizontal plane at a distance of (i) `10cm`. North (ii) `20cm` south from the wire, and in a vertical plane at a distance of (iii) `40cm` downwards, (iv) `50cm` upwards.