railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Physics Electric Fields and Gauss' Law Electric Field
Which of the following is false about Electrostatic field lines?
1
Field lines start from positive charges and end at negative charges.
2
If there is a single positive charge field lines will end at infinity.
3
Two field lines can never cross each other
4
Electrostatic field lines form closed loops .