What happens when a positively charged object touches an uncharged pith ball on an electroscope?


A positively charged object touches an uncharged pith ball on an Electroscope, it charges the Electroscope. As result, it is registered as a blip. The Electroscope was invented in Britain.
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The ball in a pith ball elecroscope is small because the ball must be able to move with little forces. If the ball had a large mass it would be difficult for a small force of attraction
See below. Source(s) http://en.wikipedia.org/wiki/Electroscop….
A pith ball is a very small, lightweight object that picks up electric charge quite well. Thanks
Pith - a light substance that is found in vascular plants. It consists of soft spongy parenchyma cells. report this answer. Updated on Wednesday, February 01 2012 at 02:28PM EST.
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Pith-ball is made up of small non-conductive lightweight ball-like material. It is an electroscope used in testing the presence of a charge on an object by bringing ...
An electroscope is an instrument that is used to detect the presence and capacity of electric charge on a body. There are three types of electroscope' the pith ...
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