9:48 .. 5G Back BMED3501_2A_2021.... 1-5. Given the r-ray generation process shown below, which statement is true? - Vac

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9 48 5g Back Bmed3501 2a 2021 1 5 Given The R Ray Generation Process Shown Below Which Statement Is True Vac 1 (133.74 KiB) Viewed 52 times

9:48 .. 5G Back BMED3501_2A_2021.... 1-5. Given the r-ray generation process shown below, which statement is true? - Vacuum tungsten rotating pano de - high voltage 9 bearings filament supply F voltage + high motor rotor glass focusing X-Rays cathode envelope produced windings lead housing to when high absorb X-rays energy rotor emitted in beam of electrons electrons Support unwanted produced by hit the directions thermionic metal emission from target heated cathode a. Most of the kinetic energy carried hy electrons is converted to x-ray energy. h. Most of the kinetic energy carried by electrons is converted to heat. c. It depends 1-6. What is the typical energies of x-rays used for diagnostic imaging? - a. I-10 keV. b. 5-150 keV. . c. 100-500 keV. . ) 1-7. Which statement is true about elastic scattering? a. The higher the photon energy, more likely elastic scattering occurs. b. The higher the photon energy, the larger scattering angle is statistically. c. It produces no ionization effect. 1-8. Which statement is true about elastic scattering, photoclectric absorption, Compton scattering and pair production? a. Elastic scattering event is non-ionizing b. Photoelectric absorption and Compton scattering events are non-ionizing. c. Pair production event is non-ionizing. 1-9. Which statement below is true for pair production? ? a. It can happen at low energy but the likelihood is low. b. It may happen only if x-ray energy is larger or equal to 2m.c". c. It will not happen when energy exceeds 150 MeV. 1-10. Which statement is NOT true for dual-energy x-ray imaging? BMED3501 Page 3 of 9