Recent content by skyliner34

one more question why a smaller aluminum ring will fly higher, and a copper will lower ?

can u show me by darwing th diagram? cuz i m not quiet get how it works thanks for helping

Can anyone explain how flying ring works? like the demostration whith a magnetic coil connected to AC poer and an aluminum ring. the ring was placed on the top of the coil and althought aluminum is a non magnetic, the ring was thrown to the ceiling. can anyone tell me why there was force on...

find the electric field 2.5m from the center of region of space with a charge density given by ro=5.5E-15 R**(2.3) i flip all over the book, i still can't find anything to solve this question, can anyone help? the ans from the back of the book is .00241

Can anyone explain this to me?

Homework Statement 1. Find the potential due to a charged line of charge density lambda. the point of interest is on the axis of the line, and a distance afrom the near end of the lone . the line os of length b. the potential is: k lambda ln(a+b)/a). 2 Show that for two spheres connected...

can you show me how to solve and which law should i apply for these questions?

help me on these questions please~ srry ~ i posted wrong forum