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28 Discovery of the Electron

This page covers discovery of the electron section of the course. 

Resources

28 Discovery of Electron

28 Discovery of Electron Book

A2 Discovery of Electron Timed Assessment

Thermionic Emission Explained - The Cathode Ray Tube - Physics

When a metal wire is heated in a vacuum, electrons are 'boiled' off the surface. This effect is called thermionic emission.

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