Radiographic enlargement to distinguish small defects is possible:

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:
• When is it possible to detect slightly sub-surface defects using penetrant testing?
• Most scattered radiation which adversely affects the radiographic image quality originates:
• What is the most important factor in determining the archival quality of radiographic film?
• Which of the following statements should be true to achieve the highest level of radiographic sharpness (definition)?
• Which of the following viewing conditions is most desirable for interpreting radiographic film?
• A low density image of the letter ‘B’ on a radiographic film would probably be caused by:
• A term which refers to the sharpness of the radiographic image is:
• In the radiographic analysis procedure that is used to prepare an exposure chart, the first step is to:
• Which of the following isotopes are commonly used for radiographic purposes?