When radiographing a part which contains a crack, it will appear on the radiograph as:

Related MCQs

• If a crack exists in a circular magnet, the attraction of magnetic particles to the crack is caused by:
• The range of the specimen thickness that can be adequately recorded on a radiograph is known as the of the radiograph.
• The ‘multi-film’ technique may be used when one radiograph film does not have enough to produce a satisfactory radiograph of a specimen.
• Dark rounded indications with rather smooth edges appear on the radiograph of casting made in sand mould. These indications would be interpreted as:
• When the penumbra on a radiograph measures less than 0.5 mm (0.020 inches), the image will appear to unaided eye of the film interpreter as:
• A longitudinal surface crack in a circularly magnetised part will cause:
• When a magnetic field cuts across a crack:
• Paint will not affect the detection of a crack if:
• A term which refers to the smallest detail visible in a radiograph is called:
• Which type of gamma ray source would be used to radiograph a weld in 150 mm thick steel plate?