Sorry, you were right with the rod not touching. And the rod is still there when the finger touches the electroscope. But the question does not say that the leaves were still together when the finger was put on.. (because i was describing the three pictures that the question gave me to describee...
Homework Statement
set up:(they three are all connected)
l (referred to as top)
/\ (the bottom two called "leaves")
- two leaves are separated when negatively charged rod touches the top of the (vertical thing that connects the two leaves at the bottom)
- when rod is taken...
Homework Statement
Two uncharged spheres are touching (they are held by insulating stands). A negatively charged rod touches the sphere on the left. After, rod is taken away and the adjacent sphere (the one that the rod did not touch) is separated. What are the net charges on each sphere...
Homework Statement
While studying for ap physicsb, i came across this question and I'm so confused!
There's a sphere with CHarge C in the center of the sphere, and Point P on the surface of the sphere. There are three separate charges +q on the surrounding area.. The question is what...