gold-leaf electroscope

gold-leaf electroscope

[′gōld ‚lēf i′lek·trə‚skōp]
(electricity)
An electroscope in which two narrow strips of gold foil or leaf suspended in a glass jar spread apart when charged; the angle between the strips is related to the charge.
References in periodicals archive ?
The pith-ball electroscope and the gold-leaf electroscope are two classical types of electroscope that are still used in physics education to demonstrate the principles of electrostatics.
One way to detect the presence of energetic radiation is by the use of a gold-leaf electroscope.