week3 (dragged) 21

week3 (dragged) 21 - local charge density Thursday,...

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div E = 1 4 π° 0 ρ div E = x E x + y E y + z E z dA = r 2 d n E · dA = r 2 E · dn = 1 ° 0 ρ r 2 d dr E · dn = 1 ° 0 d dr Gauss theorem in differential form 22 q q q = ρ dV E · dA = q ° 0 dV = r 2 d dr Divergence of electric field equals
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Unformatted text preview: local charge density Thursday, September 9, 2010...
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