Physics Review: E&M: Electrical Potential and Potential Energy #12 Ring of Charge

[@nhlanhlaexcellentnkabinde8082]

Thank you very much for these videos, I remember watching you while I was doing my first year in University and I’m working professional now. May God continue to bless you, we appreciate your work; all the way from South Africa!

[@amitdevvyas9176]

Thanks sir for making such videos ❤

[@bartomiejbadura499]

How about a negatives charged sphere? What's the voltage in such case? What if we make it even more interesting and add another one in the center of the sphere but positive this time, with same value as the one distributed on the sphere? Sir, could you make a video on these two?

[@kennethwilliams4169]

Michel could you use mathematics to model how a drug dose is dealt with in the body, if the kinetics of what happens to a drug in the body? Thank you.