volttail8451 volttail8451 26-04-2024 Physics Answered A current of one ampere is passed through a straight wire of length 2 metre. The magnetic field at a point in air at a distance of 3 m from one end of the wire but lying on the axis of the wire will be:A. μ0/8πB. μ0/2πC. μ0/4πD. Zero