A solid sphere with radius r = 5 has uniform volume charge density py = 10 nC/m³ , which of the following represents an equipotential surface? O A.r> 10 O B. None of the given answers O C.0 = 21 O D.e = T/2 O E. O = TT O F. 0 = TT O G. 5srs 10
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