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Concerning indirect conversion digital radiography: 

a. It typically uses a fixed-size detector 

b. It has a digital quantum efficiency (DQE) greater than that with computed radiography image plates 

c. It typically has a radiographic speed of less than 400 

d. It differs from direct conversion detectors due to the use of an X-ray scintillator 

e. It has a resolution of approximately 3–4 line pairs mm-1 

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a. True. 

b. True. The DQE is 0.6 versus 0.4. 

c. False. The high speed relates to the amplification of the signal by the scintillator and the conversion gain by the photo diode. 

d. True. 

e. True.

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