Around a uniformly charged sphere it must be sphere shapes surface, so the same single uniformly charged infinite cylinder must have cylinder shape surface...?
No, i only need to answer the question - which form will be the equipotential surface in 3d. I tried to imagine this some ways - like cone or spherical elongated circles, but its wrong, so teacher give me the 2d drawing:
Based on this drawing, i just need to give an answer, what shape will the...