Multiple Choice
Grid ratio can be expressed mathematically as:
A) thickness of lead strips divided by distance between them.
B) height of lead strips divided by distance between them.
C) height of lead strips divided by thickness of lead strips.
D) length of lead strips divided by distance between them.
Correct Answer:
Verified
Correct Answer:
Verified
Q40: Significant collimation requires an increase of _
Q41: Which grid design is manufactured to match
Q42: The number of lead strips per inch
Q43: As collimation decreases,exposure to the IR increases.
Q44: Changing from an 8:1 grid to a
Q46: When using a digital flat-panel detector:<br>A) the
Q47: Which of the following statements is true?<br>A)
Q48: The only type of grid cutoff that
Q49: Which of the following beam-restricting devices is
Q50: An aperture diaphragm with an attached elongated