An isolated conducting sphere whose radius R=1 metre has charge q=1/ 9 nc ( 1 divide 9) . The energy density at the surface of sphere is (in joule per metrecube)
(A) ε0/2 (B)ε0
(C)2ε0 (D)ε0/3
An isolated conducting sphere whose radius R=1 metre has charge q=1/ 9 nc ( 1 divide 9) . The energy density at the surface of sphere is (in joule per metrecube)
(A) ε0/2 (B)ε0
(C)2ε0 (D)ε0/3










