Which one of these types of filters is sometimes shaped like a wedge?

Penumbra (blur) decreases as

The problem of unequal subject radiographic density is solved by a

Which combination of variables will result in a radiograph with the least amount of contrast?

If the OID is 8 inches and the SID is 72 inches, what is the magnification factor?

Consider a technologist exposed to a dose rate of 3 mGy/hour at a distance of 7 feet from the x-ray source. What is the total absorbed dose to the worker during a 1 hour period if they step back to 11 feet from the source?

Which of the following statements describes the relationship between source-to-image distance (SID) and receptor exposure?

Adding filtration in the path of the beam results in the x-ray emission spectrum:

If the patient dose is 1 mGy at a 72 inch SID, what is the patient dose at a 40 inch SID using the same technical factors?

Which one of these would produce the least magnification?