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According to the Line Focus Principle, the actual focal spot in a tube with a 17º target angle would be:

What effect does beam restriction have on contrast?

If computed radiograph (CR) imaging plates have not been used, how often should they be erased?

According to which NCRP report includes the most recent guidance on radiation protection equipment for occupational workers:

According to the National Council of Radiation Protection and Measurement, how much filtration is required by law with 70 kVp-90 kVp?

A procedure used to evaluate biliary and pancreatic pathologies using an endoscope is:

Which of the following techniques produces the greatest density?

A contraindication for the use of barium sulfate in GI radiography is:

If a femur was radiographed at 100 mA, 1/20 sec, 64 kVp, nongrid, and we converted to an 8:1 grid, an acceptable new technique would be:

An exposure with a 12:1 grid requires 40 mAs, how much mAs should be used if no grid was used?