question_answer

The inward and outward electric flux for a closed surface in units of  are respectively  and  Then the total charge inside the surface is [where  permittivity constant] [KCET 2003; MP PMT 2002]

A)             C

B)                                       C

C)             C

D)                                      C

Correct Answer: D

Solution :

                   By Gauss?s law  (Qenclosed) Þ  Coulomb.