Documents Electron Beams and Oscilloscope (1)

PowerPoint Presentation Thermionic emission If a tungsten filament is heated to about 2000 o C, some of the electrons have sufficient kinetic energy to escape from the surface…

Documents Thermionic emission

PowerPoint Presentation Thermionic emission If a tungsten filament is heated to about 2000 o C, some of the electrons have sufficient kinetic energy to escape from the surface…

Documents Thermionic emission

PowerPoint Presentation Thermionic emission If a tungsten filament is heated to about 2000 o C, some of the electrons have sufficient kinetic energy to escape from the surface…