Homework1soln

Homework1soln - e) all of the above and more 4. The...

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EEE498 Health Physics Principles Spring 2012 Homework Assignment No. 1. Solution Set Introduction 1. Which of the following are ionizing radiations? a) Cosmic Rays b) Infrared c) Microwaves d) Beta Particles 2. Which of the phenomena listed below are associated with exposure to non-ionizing electromagnetic radiations. a) heating and thermal effects b) cataracts due to thermal heating of the lens of the eye . c) retinal damage due to exposure to high power lasers d) dna damage e) ionization of the tissue 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
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Unformatted text preview: 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 5. Particles in motion can be considered using Newtonian or relativistic methods. At what velocity should the more general relativistic models be used. a) 0.1c b) 0.25c EEE498 Health Physics Principles Spring 2012 c) 0.5c d) >0.7c 6. Compute the mass of an electron moving at 50% of the speed of light. See Example 2.1 7. An x-ray tube set at 100kVp and a 200mA electron beam has an electron flow rate of:...
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Homework1soln - e) all of the above and more 4. The...

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