4. A toroid has a major radius, R, much greater than the minor radius, r. It consists of tightly wound N turns of wire on a cardboard torus. Derive an expression for the inductance of this inductor.
4. A toroid has a major radius, R, much greater than the minor radius, r. It consists of tightly wound N turns of wire on a cardboard torus. Derive an expression for the inductance of this inductor.
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![4. A toroid has a major radius, R, much greater than the minor
radius, r. It consists of tightly wound N turns of wire on a
cardboard torus. Derive an expression for the inductance of
'R
this inductor.
R](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2155b3d9-c225-4f4a-b013-db1a47ba2bff%2Fa44ae9c7-7f6b-49c3-9548-9ec76707e220%2Fryovgbt_processed.png&w=3840&q=75)
Transcribed Image Text:4. A toroid has a major radius, R, much greater than the minor
radius, r. It consists of tightly wound N turns of wire on a
cardboard torus. Derive an expression for the inductance of
'R
this inductor.
R
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