A charge q is placed at the center of a cube. What is the flux through one face of the cube?

An electric dipole is placed in a uniform electric field. The net force on the dipole is:

A spherical conductor of radius R has a charge Q. The electric potential at its surface is:

Two point charges +q and -q are placed at a distance d apart. What is the electric field at a point midway between the charges?

A Gaussian surface encloses an electric dipole. The electric flux through the surface is:

The electric field inside a charged spherical shell is:

If the electric flux entering and leaving a closed surface are φ1 and φ2 respectively, the electric charge inside the surface will be?

Two identical metal spheres carry charges of +2Q and -Q respectively. If they are brought into contact and then separated, what charge will each sphere carry?

The electric field due to an infinite sheet of charge with surface charge density σ is:

The amount of work done in moving a unit positive charge from infinity to a point in an electric field is a measure of: