What is the magnification factor when an source-to-image distance (SID) of 42 inches is used and there is an object-to-image distance (OID) of 10 inches?
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An increase in filtration has what effect on IR exposure?
An increase in filtration has what effect on IR exposure?
The intensity of scattered radiation from a patient is measu…
The intensity of scattered radiation from a patient is measured as 0.1 mSv/min at a distance of 2 meters. What is the intensity at a distance of 1 meter?
Calculate the new time required to maintain the same IR expo…
Calculate the new time required to maintain the same IR exposure produced with the original values.
The SID is demonstrated on the above image by the letter:
The SID is demonstrated on the above image by the letter:
Changing from 200 mA at 0.05 sec to 200 mA at 0.10 sec will…
Changing from 200 mA at 0.05 sec to 200 mA at 0.10 sec will increase:
The main purpose of added filtration is to reduce __________…
The main purpose of added filtration is to reduce ____________.
Size distortion occurs when the:
Size distortion occurs when the:
A reduction in the kilovoltage setting during the operation…
A reduction in the kilovoltage setting during the operation of an x-ray tube will most likely:1) reduce the speed of the electron beam2) increase the filament temperature3) decrease the space charge
The digital imaging system that requires the use of lenses o…
The digital imaging system that requires the use of lenses or optical coupling systems is: