Ela asked:
“if +Q is a positive source charge and has electric field lines coming out of it does this mean that electric field lines are in direction of force? If yes then how a source charge +Q has field lines coming out of it , attracts -e as test charge?”
Electric field (lines) are in the direction of force on a positive charge, and opposite to the direction of force on a negative charge.
In other words, in an electric field, a positive charge experiences a
thank you sir for answering our questions