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Unformatted text preview: 4. Boiling off of electrons from the cathode filament is referred to as thermionic emission. 5. X-Ray generation is based on two types of electron interactions. They are: Bremsstrahlung interactions Characteristic interactions 6. Why would the exposure switch be referred to as a deadman switch? A switch constructed in a circuit closing contact can be maintained only by continuous pressure on the switch by the operator....
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- Spring '11