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Solved Problems-17

Problem-17
A toroid consists of N turns and has a rectangular cross section, with inner radius a, outer radius b and height h. Find the total magnetic energy stored in the toroid.
Solution
The self-inductance of a toroid with rectangular cross section is given as,
Description: Description: 108642.png
 
Hence, the magnetic energy stored in the toroid is,
Description: Description: 108635.png

 





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