Why do fields cancel inside a long cylindrical shell?

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This note explains the cancellations that result in a zero net magnetostatic field inside an infinitely long, thin cylindrical shell carrying a uniformly distributed current. The explanation is easily adapted for the zero net electrostatic or gravitational field inside such a shell with a uniform distribution of charge or mass respectively.

Original languageEnglish
Pages (from-to)404-405
Number of pages2
JournalPhysics Teacher
Issue number7
Publication statusPublished - Oct 2001

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