A surface is so constructed that,at all points on the surface,the vector points outward.Therefore,it can be said that
A)the surface encloses a net positive charge.
B)the surface encloses a net negative charge.
C)the surface encloses no net charge.
D)the surface vector $\Delta$S at all points on the surface is necessarily parallel to the electric field vector .
E)the surface vector $\Delta$S at all points on the surface is necessarily perpendicular to the electric field vector .

Question

A surface is so constructed that,at all points on the surface,the  vector points outward.Therefore,it can be said that
A)the surface encloses a net positive charge. 
B)the surface encloses a net negative charge. 
C)the surface encloses no net charge. 
D)the surface vector $\Delta$S at all points on the surface is necessarily parallel to the electric field vector . 
E)the surface vector $\Delta$S at all points on the surface is necessarily perpendicular to the electric field vector .

Quizplus · Accepted Answer

The Answer of A surface is so constructed that,at all points on the surface,the  vector points outward.Therefore,it can be said that
A)the surface encloses a net positive charge. 
B)the surface encloses a net negative charge. 
C)the surface encloses no net charge. 
D)the surface vector $\Delta$S at all points on the surface is necessarily parallel to the electric field vector . 
E)the surface vector $\Delta$S at all points on the surface is necessarily perpendicular to the electric field vector .

A Surface Is So Constructed That,at All Points on the Surface,the