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Unformatted text preview: (4 r 2 ) for r > R . Here R is the radius of the sphere. Thus, the potential V at the surface of the sphere (where r = R ) is given by V ( R ) = V r = + Z R E ( r ) dr = Z R q 4 r 2 dr = q 4 R = 8 . 99 10 9 N m 2 C 2 ( 1 . 50 10 8 C ) . 160 m = 8 . 43 10 2 V ....
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 Fall '08
 SPRUNGER
 Physics, Charge

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