NDT Quiz 1, 2, 3, & 4 Question and answers already passed 2023
ASNT formally recognized visual testing (VT) as an NDT method - correct answer at the ANT Fall Conference 1988
Visual testing is unique in that it is - correct answer the only method that reveals indications of discontinuiti...
NDT Quiz 1, 2, 3, & 4 Question and answers already passed 2023
ASNT formally recognized visual testing (VT) as an NDT method - correct answer at the ANT Fall Conference 1988
Visual testing is unique in that it is - correct answer the only method that reveals indications of discontinuities directly
One of the first aids used in visual testing was developed for another industry and was called an - correct answer endoscope
One of the advantages of visual testing is it can be used - correct answer any time during the manufacture or life of the product
Often visual testing is performed in two steps: - correct answer an initial inspection at lower light levels and without magnification, and a second inspection evaluating anomalies located using higher light levels magnification
Contrast may be increased by - correct answer increasing differences in reflectivity, color, differences, or discoloration
Surface discontinues that are located with visual testing include - correct answer cracks and voids in all materials
A limitation of visual testing is the - correct answer need for discontinuities to be surface breaking
Visual testing differes from other NDT methods in that - correct answer the discontinuities are visible to the eye
Visual testing might be called the ___________________ of all NDT - correct answer foundation
The difference between different forms of electromagnetic radiation is their - correct answer wavelength
Visible light is defined as electromagnetic radiation observed by the human eye and is in the range of - correct answer 400 to 700 nanometers
***The "candela" is an SI unit that measures - correct answer the intensity of a light source
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