•Faraday’s
Ice-Pail Experiment
•Concluded a charged
object suspended inside a metal container
causes a rearrangement of charge on the container in such a manner that the sign of the charge on the inside surface of the container is opposite the sign of the charge on the suspended object
•Millikan
Oil-Drop Experiment
•Measured the
elementary charge, e
•Found every charge had
an integral multiples of e
•q = n e