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Unformatted text preview: 3. Health Physics is primarily the study of which aspects of the interaction of radiation with human tissue. a) ionization b) excitation c) point mutations d) acute response to radiation e) all of the above and more 4. The traditional unit of radiation exposure, the Roentgen is a measure of: a) radiation dose to tissue b) charge liberated in air c) radiation flux through a material d) power density EEE498 Health Physics Principles Spring 2012 5. Particles in motion can be considered using Newtonian or relatavistic methods. At what velocity should the more general relatavistic models be used. a) 0.1c b) 0.25c c) 0.5c d) >0.7c 6. Compute the mass of an electron moving at 50% of the speed of light. 7. An x-ray tube set at 100kVp and a 200mA electron beam has an electron flow rate of:...
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- Spring '12
- Electron, 50%, Ionizing radiation, Health Physics Principles