Describe schematically the equipotential surfaces corresponding to - a uniform grid consisting of long equally spaced parallel charged wires in a plane.

Describe schematically the equipotential surfaces corresponding to - a single positive charge at the origin.

Describe schematically the equipotential surfaces corresponding to- a constant electric field in the z-direction.

Describe schematically the equipotential surfaces corresponding to - a field that uniformly increases in magnitude but remains in a constant (say, z) direction.

For a point charge located in space equipotential surfaces are:

Draw an equipotential surface for a system consisting of two charges Q, -Q separated by a distance r in air.

Define an equipotential surface. What are its characterstics. Give example for for a pair of two equal and opposite charges?

Describe qualitatively the path of a charged particle moving in a region with uniform electrosatic and magnetic fields parallel to each other, with initial velocity parallel

Describe qualitatively the path of a charged particle moving in a region with uniform electrosatic and magnetic fields parallel to each other, with initial velocity perpendicular.

Describe qualitatively the path of a charged particle moving in a region with uniform electrosatic and magnetic fields parallel to each other, with initial velocity at an arbitrary angle with common direction of the fields.

A dipole, with its charges, -q an +q, are located at the ponit (0,-b,0) and (0,+b,0), is present in uniform electric field E. the equipotential surfaces of this field are planes parallel to the YZ-planes. What is the direction of the electric field E?