A square surface of side `L’ m is in the plane of the paper. A uniform electric field `vec(E )(V//m)`, also in the plane of the paper, is limited only to the lower half of the square surface (see figure). The electric flux in `SI` units associated with the surface is:
![](https://sahay.guru/wp-content/uploads/2020/08/solution36-6-1024x438.jpg)