Three Possible Configurations for an Electron E and a Proton

question 39

Multiple Choice

Three possible configurations for an electron e and a proton p are shown below.Take the zero of potential to be at infinity and rank the three configurations according to the potential at S, from most negative to most positive.

• A)1, 2, 3
• B)3, 2, 1
• C)2, 3, 1
• D)1 and 2 tie, then 3
• E)1 and 3 tie, then 2