{"type":"rich","version":"1.0","title":"Electrostatic force and the electric field(vector notation)","html":"<span class=\"wb-embed wb-embed-math\" data-latex=\"\\vec F_e=Q_B\\vec E_B\">\\vec F_e=Q_B\\vec E_B</span><div class=\"wb-embed-note\"><p>where $B$ is an arbitrary point charge\n</p></div><footer><cite class=\"wb-embed-author\">Rong Martin-Siebler ZHOU</cite></footer>","width":640,"height":320}