Recent content by eRa

does it really matter to you if it involves shoes!? & believe it or not the question was about shoes!

yes I am. I did not see it. It was a part of an answer to a phy question in my solution manual!

Rubber is an insulator, so why does it make a spark upon friction with the floor? What would be a good material for shoe soles to avoid this problem?!

hi.. sorry I didn't mean to be unclear True ,, the link describes the field from a point charge so each field line has another field line that is in the opposite direction.. so why don't all the field lines cancel? I am sorry I don't know how to explain it better

Hi there, I have a question for you guys. It might sound stupid, but I don't get the material; my teacher can't teach! and your help is very appreciated I am reading about Gauss's law where they come to the conclusion that flux=charge/Eo as in this link...