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