100. Electric Dipole Potential

100. Electric Dipole Potential - cos r 2 Electric dipole...

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Electric Dipole Potential Use spherical coordinates: V = V ( r, θ ) independent of azimuthal coordinate φ . Superposition principle: V = V + + V - = k q r + + ( - q ) r - « = kq r - - r + r - r + Large distances ( r À L ) : r - - r + L cos θ, r - r + r 2 V ( r, θ ) k qL
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Unformatted text preview: cos r 2 Electric dipole moment: p = qL (magnitude) Electric dipole potential: V ( r, ) k p cos r 2-q L +q r r r -+ x tsl100 p.1/1...
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