A horizontal conducting wire of length 0.1 m carries a current of 4A. If mass of the wire is
Channel: Doubtnut
Date: 2020-05-24

A horizontal conducting wire of length 0.1 m carries a current of 4A. If mass of the wire is `7.5 xx 10^(-5)` kg and `g=10 m//s^(2)`, the uniform magnetic induction required to support the weight of the wire is