Recent content by qkoexz

So if I took only the + terminal of a variable lab power supply (say, in the kV, or whatever is necessary) and contacted it to the topside of a gold leaf electroscope, and then varied it, would the gold leaves dance around accordingly?

Would something like this work at all?

Here's the scenario: I need two plates that start off in proximity (a few mm apart), and I would like to vary the charge in these plates to achieve a repulsion force. Ideally it would be varied by a voltage source, so that I have fine control over the repulsion. But as it happens, it is not...