Square toroid#
A toroid with a square cross section 2.8\(\textrm{ cm}\times\)2.8\(\textrm{ cm}\) has an inner radius of 29\(\textrm{ cm}\). It is wound with 492 turns of wire, and it carries a current of 1.4\(\textrm{ A}\).
Question Text#
What is the strength of the magnetic field at the centre of the square cross section?
Answer Section#
pl-submission-panel#
pl-answer-panel#
\(B=\) \(\rm\ T\)
Attribution#
Problem is from the OpenStax University Physics Volume 2 textbook, licensed under the CC-BY 4.0 license.