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rad bio quiz 4
rad bio quiz 4 questions ch 38
| Question | Answer |
|---|---|
| what is the beam intensity limit in flouro? | 2.1R/min per mA |
| the light localized variable apperature collimator must be how accurate | 2% of the SID |
| lead equivalency of the bucky slot cover is what? | .25mm |
| what lead thickness is needed for primary protective barriers? | 1/16 inch |
| the maximum variation in linearity is: | +/- 10% |
| what is the use factor of a secondary barrier? | one |
| reproducibility of output intensity should be accurate to within: | +/- 5% |
| personnel monitoring is required when? | when it is likely that one will recieve 1/10 the DL |
| shielding for uncontrolled areas must stay below | 100mrem/yr |
| image intensifier lead equivalency | 2.0 mm Pb eq |
| lead drape thickness in flouro | .25 mm Pb eq |
| minimum SSD for flouro | 15" |