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Lec3 - and carrying a current I Two long cylindrical shells...

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Third conservation law – conservation of momentum
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EM fields also carry angular momentum is the angular momentum flux density with density Conservation of angular momentum gives
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(Griffiths Ex. 8.4) A very long solenoid of radius R 0 , n turns/length,
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Unformatted text preview: and carrying a current I . Two long cylindrical shells, each carrying a charge + Q and – Q , respectively, are placed inside and outside the solenoid . If the current of the solenoid is turned off, what would happen? R...
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