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Software Requirements


Android iOS Windows MacOS
with best with Chrome Chrome Chrome Chrome
support full-screen? Yes. Chrome/Opera No. Firefox/ Samsung Internet Not yet Yes Yes
cannot work on some mobile browser that don't understand JavaScript such as.....
cannot work on Internet Explorer 9 and below



Fu-Kwun Hwang and slightly edited by This email address is being protected from spambots. You need JavaScript enabled to view it.; lookang; szeyee; tina

end faq


  1. twopointcharges01.doc by AJC2012
  2. twopointcharges01.docx
  3. twopointcharges01.pdf


  2. Post by Loo Kang Wee
  3.  Digital Library Java copy
  4. Ejs Open Source 2 Charge Model with Field Vector, Field Lines, Potential Visual by Fu-Kwun Hwang and Loo Kang Wee
  5. Electric field structure and Field lines for two point charges +/- by Fu-Kwun Hwang

Other resources

  1. 2 inmovable charge system field vectors specifically by Andrew Duffy
  2. 2 in-movable charge field lines and potential view by Surendranath
  3. Physletsยฎ, by Wolfgang Christian.


  1. by ETDtogo 
  2. by ETDtogo 
  3.  by ETDtogo 



end faq


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