The area of the sensitometric curve where changes in exposure no longer affect the optical density is the
A) base plus fog (B + F)
B) shoulder region
C) toe region
D) straight-line region
Correct Answer:
Verified
Q91: The intensity of exposure is measured in
A)mAs
B)mR
C)log
Q92: Sensitometry is used to evaluate
A)beam quality
B)film characteristics
Q93: A radiograph of a penetrometer looks like
A)a
Q94: The area of the sensitometric curve representing
Q95: Which of the following affect radiographic contrast?
A)Energy
Q97: Which of the following is (are)needed for
Q98: The sensitometer
A)must be exposed to x-rays
B)produces step-wedge
Q99: The device constructed of uniform absorbers of
Q100: A radiographic film's sensitivity to exposure describes
Q101: With film-screen,if an image is overexposed it
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