If \(\oint_{S} \vec{E} \cdot \overrightarrow{d s}\) =0 over a surface, then : [1]
A. the electric field inside the surface and on it is zero.
B. the electric field inside the surface is necessarily uniform.
C. all charges must necessarily be outside the surface.
D. all of these.
Answer:D
If \(\oint_{S} \vec{E} \cdot \overrightarrow{d s}\) =0 over a surface, then : [1]
A. the electric field inside the surface and on it is zero. B. the electric field inside the surface is necessarily uniform. C. all charges must necessarily be outside the surface. D. all of these.