A point charge `+10muC` is at a distance `5 cm` directly above the centre of a square of side 10 cm, as shown in Figure. What is the magnitude of the electric flux through the square
Options:
(a) zero
(b) `1.8 xx 10^2 Nm^2 C^(-1)`
(c) `1.8 xx 10^4 Nm^2 C^(-1)`
(d) `1.8 xx 10^5 Nm^2 C^(-1)`