52. Calculating Electric Field from Gauss' Law- Point Charge

52. Calculating Electric Field from Gauss' Law- Point...

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Calculating ~ E from Gauss’ Law: Point Charge Consider a positive point charge Q . Use a Gaussian sphere of radius R centered at the location of Q . Surface area of sphere: A = 4 πR 2 . Electric flux through Gaussian surface: Φ E = I ~ E · d ~ A = E (4 πR 2 ) .
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Unformatted text preview: Net charge inside Gaussian surface: Q in = Q . Gauss law I ~ E d ~ A = Q in becomes E (4 R 2 ) = Q . Electric field at radius R : E = 1 4 Q R 2 = kQ R 2 . tsl52 p.1/1...
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This note was uploaded on 04/30/2008 for the course PHYS 204 taught by Professor Andrevantonder during the Spring '07 term at Rhode Island.

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