problem22_52

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

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22.52: ∫∫ - - - = - = - = r a x a r dx e x a Q Q d dr r e πa Q Q ρdV Q r Q 0 / 2 2 3 0 2 / 2 3 0 0 0 4 sin ) ( a) φ θ ]. 1 ) / ( 2 ) / ( 2 [ ) 2 2 2 ( 4 ) ( 0 2 0 / 2 2 2 3 3 0 0 + + = - - - - = - - a r a r Qe r r α e a Qe Q r Q a r r r α α α α 0. ) ( , if Note r Q r b) The electric field is radially outward, and has magnitude:
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