Question
Physics Question on Electric charges and fields
One of the following is not a property of field lines
A
field lines are continuous curves without any breaks
B
two field lines cannot cross each other
C
field lines start at positive charges and end at negative charges
D
they form closed loops
Answer
field lines are continuous curves without any breaks
Explanation
Solution
Field lines are always normal to conducting surface and they do not form closed loops. Field lines may have break, they do not exist inside a conductor.