Now used almost exclusively in classrooms and named for the university at which it was invented, FTP, what is this jar, the earliest known capacitor?
A key part of this apparatus is an insulating stopper through which is passed a chain or conducting rod, which is then attached to the inner wall of the container. Usually charged using an electrostatic generator, it is coated on the inside and outside with metal foil, allowing it to store the electric charge. Now used almost exclusively in classrooms and named for the university at which it was invented, FTP, what is this jar, the earliest known capacitor?
A key part of this apparatus is an insulating stopper through which is passed a chain or conducting rod, which is then attached to the inner wall of the container.
Leyden jar (prompt on capacitor)