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RTE 1401 Essentials of Radiographic Physics & Imaging ch 1
RTE 1401 Essentials of Radiographic Physics & Imaging ch 1 2024
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Essentials of Radiographic Physics and Imaging Chapter 11. The dose that a patient receives may be expressed in: Gy
2. What is the momentum of a 120 kg cart with a velocity of 3 m/s?: 360 kg-m/s
3. Which unit of measure relates the biological effects of radiation to a
person or animal?: Rad.
4. The ability to do work is referred to as: Energy
5. The barrier separating the control console from the imaging suite should
be what thickness?: 1/32 inch.
6. What is the unit of measure for velocity?: m/s
7. What is the formula for velocity ?: v=d/t
8. What is the unit of measure of acceleration ?: m/s^2
9. What is the formula for Acceleration ?: a=(vf-vo)/t
10. the speed of light is equal to: 3x10^8 m/s
11. What is the unit of measure for force ?: Newton
12. What is momentum ?: mass x velocity
13. an expression of the force applied to an object multiplied by the distance
across which it is applied.: Work
14. what is the formula for work ?: w=fd work = force x distance
15. Newtons first law of motion states that: an object at rest will stay at rest
unless acted on by an external force.
16. When did Dr. Wilhelm Roentgen discover x-rays?: November 8th 1895
17. What does ALARA stand for?: As Low As Reasonably Achievable
18. The cardinal principals of minimizing radiation dose are what?: Time,
Distance, Shielding
19. Anything that has shape or form and occupies space is what?: Matter 20.
What is the velocity of a car if it travels 1000 meters in 4 seconds?: 250
m/s
21. A radiographers dosimetry report is expressed in:: mSv.
22. What is ionizing radiation?: Radiation with sufficient energy to ionize an atom
23. acute radiodermatitis: radiation burns
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