Find the electric field a distance z above the center of a

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1. find the electric field a distance z above the center of a flat circular disk of radius R that carries a uniform surface charge sigma. what does your formula give in the limit R-> infiniti?

2. use gauss's law to find the electric field inside and outside a spehrical shell of radius R that carries a uniform surface charge of density sigma.

Reference no: EM13581880

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