Regarding electric field lines

AI Thread Summary
In the discussion about electric field lines, it is clarified that a second positive charge cannot be moved arbitrarily close to the first positive charge without experiencing repulsion. The presence of a negative charge nearby does not neutralize the repulsive force between the two positive charges. Electric field lines illustrate the direction of force on a test charge, indicating that the second positive charge would be repelled by the first positive charge while being attracted to the negative charge. The concept of neutral atoms repelling each other due to their electron shells further supports this understanding. Overall, the interaction of charges adheres to established principles of electrostatics.
jaydnul
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So if you have one positive charge and one negative charge (both with the same arbitrary number of field lines) close to each other, could you theoretically move a 2nd positive charge as close as desired to the first positive charge without them repelling? Or am i misunderstanding the concept of field lines? Would that negative charge eat up all the positive charge emitted from the first positive charge and just make the one big unit of neutral charge? I don't see how this could be however, because neutral atoms still repell each other because of the electrons on their outside shells...
 
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The electric field lines are a representation of the direction of force that a test charged particle would experience. In your example, the 2nd positive charge would still be repelled from the 1st positive charge and attracted to the negative charge.
 
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