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2023 Exam Questions 2024QUESTIONS WITH CORRECT DETAILED AND VERIFIED ANSWERSA GRADE $14.49   Add to cart

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2023 Exam Questions 2024QUESTIONS WITH CORRECT DETAILED AND VERIFIED ANSWERSA GRADE

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2023 Exam Questions 2024/QUESTIONS WITH CORRECT DETAILED AND VERIFIED ANSWERS/A+ GRADE The role of a fluorescent screen in fluoroscopy is: Planar radiograph resolution DOES NOT depend on the: X-rays passing through the absorber become harder if: In the case of interaction of X rays (with energy...

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  • February 23, 2024
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2023 Exam Questions 2024/QUESTIONS WITH
CORRECT DETAILED AND VERIFIED ANSWERS/
A+ GRADE

1). The role of a fluorescent screen in fluoroscopy is:

 Ans: decreasing the exposure


2). Planar radiograph resolution does not depend on the:

 Ans: tube voltage


3). X-rays passing through the absorber become harder if:

 Ans: X-rays are heterogeneous in energy and the absorber atomic nucleus is high


4). In the case of interaction of x rays (with energy e) and matter (atomic number z) the event
whose probability increases with increase of both parameters is:

 Ans: pair production (pair creation)


5). ___icates are displayed on an ultrasound:

 Ans:


6). Distance of a vertical incidence of an ultrasound wave at the boundary between two media,
the reflection is proportional to the:

 Ans: the difference in acoustic impedance between the two media


7). Incorrect statement for the activity of a radioactive source is:

 Ans: it is inversely proportional to the number of radioactive nuclei




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