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[" Consider a sphere of radius "R" which...

[" Consider a sphere of radius "R" which carries a uniform charge density "],[rho" .If a sphere of radius "(R)/(2)" is carved out of it,as shown,the ratio "(|bar(E)_(A)|)/(|vec E_(B)|)],[" of magnitude of electric field "bar(E)_(A)" and "bar(E)_(B)" respectively,at points "A" and "],[B" due to the remaining portion is: "],[qquad (((((R)/(2))/())^(1))_(A))/(((((R)/(2))/())^(1))_(A)).]

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