1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Moving three points infinitely away

  1. Feb 7, 2013 #1
    U=kqoq/r ??????

    Please look at the attachments. I was wondering if someone could please check my work. That is all.



    Thank you for your time!
  2. jcsd
  3. Feb 7, 2013 #2


    User Avatar
    Staff Emeritus
    Science Advisor
    Homework Helper
    Gold Member

    Why did you square the distances?

    How did you come up with the signs?
  4. Feb 7, 2013 #3
    Sorry about the squaring in thr pic. I erased them after I took the pic.
    I checked with the answer key and my answer matched.
    Thank you for your time and rapid response!!! :)
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Similar Discussions: Moving three points infinitely away
  1. Three point charges (Replies: 8)