vanhees71 said:Field lines intersect at point-charge sources. There the field becomes singular, and that's why there is no well defined tangent of field lines there either.
The intersection of electric field lines refers to the point at which two or more electric field lines meet. This point represents the direction and strength of the electric field at that specific location.
The intersection of electric field lines is important because it allows us to visualize and understand the direction and strength of the electric field in a given space. It also helps us to determine the behavior of charged particles in that electric field.
The direction of the electric field at the intersection of electric field lines can be determined by looking at the direction in which the lines are pointing. Electric field lines always point in the direction of the electric field, so the direction of the lines will indicate the direction of the electric field at that point.
No, the intersection of electric field lines cannot exist at a point with no electric field. The presence of electric field lines indicates the presence of an electric field, so if there are no electric field lines at a point, there is no electric field present.
The distance between electric field lines at the intersection indicates the strength of the electric field. The closer the lines are to each other, the stronger the electric field is at that point. Conversely, the further apart the lines are, the weaker the electric field is at that point.