In order to increase latitude so that thick and thin portions may be radiographed at reasonable viewing densities simultaneously:

Related MCQs

• A 7.6 cm (3 inches) thick test specimen is radiographed with a source having size of 1.3 cm (1/2 inch), the film is placed in contact with the test specimen. The source to film distance is 40.6 cm (16 inches).The geometric unsharpness obtained is:
• The normal range of steel that is radiographed using Ir-192 is:
• A dark, jagged, linear indication appears on a radiograph of a casting. The area is a transition area between a thick and a thin section. This indication should be interpreted as:
• The difference in densities seen on a radiograph due to section changes in an item is:
• Radiography of tubular sections using a double wall, double viewing technique is mainly applicable to sections:
• Which of the following viewing conditions is most desirable for interpreting radiographic film?
• Radiography of tubular sections using a double wall, double viewing technique is mainly applicable to sections:
• An increase in gain of how many decibels corresponds to a 5:1 increase in flaw echo amplitude?
• An effect of a thick developer coating might be:
• Which type of gamma ray source would be used to radiograph a weld in 150 mm thick steel plate?