Why do electric lines of force never intersect each other?
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Solution
Explanation:
An electric line of force is an imaginary continuous curved line drawn in an electric field that is tangential to any given point and represents the direction of electric force at that point.
These lines never intersect because the two tangents can be traced to the point of the intersection that will represent two different directions of the electric field at the same point which is practically not possible.
If some charge is placed in the intersection point, then it has to move in two different directions at the same time, which is physically impossible. Hence, electric field lines do not intersect.
No two electric field lines intersect each other. If two lines cross at a point, then there will be two different electric field vectors at the same point, as shown in the figure given below.