problem23_42

University Physics with Modern Physics with Mastering Physics (11th Edition)

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23.42: a) V E - = . ) ( 3 2 3 2 2 2 2 2 2 r kQx z y x kQx z y x kQ x x V E x = + + = + + - = - = Similarly, . and 3 3 r kQz E r kQy E z y = = b) So from (a), , ˆ ˆ ˆ ˆ 2 2 r k j i r kQ r z r y r x r kQ
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Unformatted text preview: E = + + = which agrees with Equation (21.7)....
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