Question

Four closed surfaces S1 through S4, together with charges -2Q , +Q and -Q are sketched in figure (the coloured lines are intersections of the sufaces with the page). Find the electric flux through each surface ​

Answer 1

Answer:

4-1=3

3-2=1

1+2=3

3-3=0

0+2= 2answer

Answer 2

Answer:

4-1=3

3-2=1

1+2=3

3-3=0

0+2=2 Answer