Which of the following viewing conditions is most desirable for interpreting radiographic film?

Related MCQs

• A radiographic exposure with 3700 GBq (100 Ci) source of Ir-192 using source to film distance of 60 cm results in a radiation intensity of 0.12 Gy/h (11.8 R/h) and a radiographic density of 2.5. The intensity of radiation needed to obtain the same density when the source to film distance is changed to120 cm is:
• Which of the following conditions might cause mottling of a radiographic film?
• The approximate radiographic equivalence factors for steel and copper at 220 kV are 1.0 and 1.4 respectively. If it is desirable to radiograph a 1.27 cm (0.5 inch) piece of copper, what thickness of steel would require about the same exposure characteristics?
• What is the most important factor in determining the archival quality of radiographic film?
• Dark crescent-shaped indications on a radiographic film are most likely caused by:
• ‘Film contrast’ is the inherent ability of a film to show for a given change in film exposure.
• Which of the following techniques would probably reduce the amount of back scattered radiation reaching the film during a radiographic exposure?
• Which of the following techniques would probably reduce the amount of scattered radiation reaching the film during a radiographic exposure?
• Which of the following techniques would probably reduce the amount of scattered radiation reaching the film during a radiographic exposure?
• Which of the following is not a function of the lead screen placed around radiographic film?