Why is it impossible for the lines of force of an electric field to cross one another?
A
like charges repel each other
B
a charged particle is deflected by an eletric field
C
like charges are arranged on the same line of force
D
a positively charged particle can travel in only one direction at any time
E
none of these is correct
Verified Correct Answer: D.
Physical Principles & Numerical Solution
Electric field lines do not intersect each other because if they do, then the field at the point of intersection will not have a unique direction.
Source: Myschool Past Questions Archive (Record #29298)