1.

The dielectric strength of air at NTP is \[3\times {{10}^{6}}\,V/m\] then the maximum charge that can be given to a spherical conductor of radius 3 m is                                                                         [Pb. PMT 2001]

A.            \[3\times {{10}^{-4}}C\]
B.                                      \[3\times {{10}^{-3}}C\]
C.            \[3\times {{10}^{-2}}C\]
D.                                      \[3\times {{10}^{-1}}C\]
Answer» C.            \[3\times {{10}^{-2}}C\]


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