A toroid of mean radius 25 cm and circular cross section of radius 2 cm is wound
Question:
A toroid of mean radius 25 cm and circular cross section of radius 2 cm is wound with a superconducting wire of length 1000 m that carries a current of 400 A.
(a) What is the number of turns on the coil?
(b) What is the magnetic field at the mean radius?
(c) Assuming that B is constant over the area of the coil, calculate the magnetic energy density and the total energy stored in the toroid.
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a Length per turn 2 r N L 2 r N 7958 b U...View the full answer
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1st Edition
Authors: Edmund G. Seebauer, Robert L. Barry
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