Question

Coordinates of a square are given as (-1, 1, 0)m,
(1, 1, 0)m, (-1,-1,0)m, (1, -1,0)m. If electric field
is 10 V/m along z-axis, electric flux through square
face is
(1) 40 Vm
(2) 20 Vm
(3) 10 Vm
(4) Zero​

Answer 1

Answer:

your answer is A explain in above pic