Which of the following is not necessary for x-rays to be produced? A. A source of electrons B. Rapid particle acceleration C. A source of protons D. Instantaneous deceleration Answer: C For t ... he pair production to occur, the energy of the incoming x-ray photon must be at least: ANS - 1.02 MeV The interaction of x-rays with matter that constitutes the greatest hazard to patients in diagnostic radiography is: ANS - Photoelectric interaction The unit used to measure the amount of energy absorbed in any medium is the: ANS- Radiation absorbed dose {RAD} The maximum accumulated whole-body dose for a 35 year old occupational worker is: ANS- 35 rem According to the law of Bergonie and Tribondeau, the characteristics that determine the sensitivity of a cell to radiation are: ANS - Mitotic activity and structure and function of the cell The intensity of radiation from a radiographic tube was 35 mR at a distance of 2.5m from the tube. What would the intensity be at a distance of 4m from the tube, all other factors remaining the same? ANS- 14 mR Which of the following is not a component of an optically stimulated luminescence {OSL} dosimeter? ANS- Exposure meter An exposure of 2 Sv is received. How many rem is this equivalent to? ANS- 400 rem Lead absorbs x-rays through the process of ______. ANS- The Compton Effect [Show More]
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