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Topic: solenoids and toroids  (Read 5206 times)

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Offline arvind1990

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solenoids and toroids
« on: May 27, 2006, 05:11:52 AM »
 
  Can anyone explain the magnetic field in solenoid and toroid,hot to derive the formulas such as
B=mewnot(uo) i *n and
B=mewnot(u0) i* N/2*pi(3.14)*r in an easy and efficient manner.

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