Field on loop axis

Field on loop axis#

A circular loop of radius R carries a current I.

Question Text#

At what distance z along the axis of the loop is the magnetic field one-half its value at the centre of the loop? Give your answer as a multiple of R.

Answer Section#

Attribution#

Problem is from the OpenStax University Physics Volume 2 textbook, licensed under the CC-BY 4.0 license.
Image representing the Creative Commons 4.0 BY license.