44 Gauss’s Law*P24.59The vertical velocity component of the moving chargeincreases according tomdvdtFyy=mdvdxdxdtqEyy=.Now dxdtvx=has the nearly constant value v. SodvqmvEdxyy=vdvqmvvyy==zz−∞∞0.vxvyxydqv0θQ FIG. P24.59The radially outward compnent of the electric field varies along the xaxis, but is described byEdAEddxQ−∞∞−∞∞∈20πbg.So Qdy−∞∞z=∈20and vqQmvdy=∈20. The angle of deflection is described bytan∈vvqQdmvy202=∈−tan1022qQdmv.P24.60First, consider the field at distance rR<from the center of a uniform sphere of positive chargeQe=+with radius R.42004334330ρrEqVeRrej=∈=∈=+FHGIKJ∈inso EeR=∈FHGIKJ403r directed outward(a)The force exerted on a point charge qe=−located at distance rfrom the center is thenFq
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .