Square toroid#

A toroid with a square cross section 2.6$\text{ cm}\times$2.6$\text{ cm}$ has an inner radius of 28$\text{ cm}$. It is wound with 464 turns of wire, and it carries a current of 2.2$\text{ A}$.

Question Text#

What is the strength of the magnetic field at the centre of the square cross section?

Answer Section#

Attribution#

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