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What are the parts of the external structure of the x-ray tube?
Support structure, housing and glass enclosure
What reduces the intensity of leakage radiation? To less than ?
protective housing, 1 mGya/hr
The outline outside of the collimated area is caused by?
off focus radiation
Is radiation intensity less or greater on the anode side?
less
The smaller the angle the _______________ the heel effect. (and vice versa)
larger
The line focus principle deals with what two things?
Actual and effective focal spot
