CWB Level 2 Mod 17 Surface Inspection question n answers graded A+ 2023/2024

CWB Level 2 Mod 17 Surface InspectionExercise Question - Section 2.1-2.4 1. The property of liquids that makes them try to reduce their surface area is known as: a) capillary action b) surface tension c) viscosity b) surface tension Exercise Question - Section 2.1-2.4 2. True or False The ability of a liquid to wet a solid surface can be measured in terms of the contact angle True Brainpower Read More Exercise Question - Section 2.1-2.4 3. The phenomenon by which water rises up a narrow tube or by which a liquid can penetrate a crack is known as: a) capillary action b) surface tension c) viscosity a) capillary action Exercise Question - Section 2.1-2.4 4. How must a fluorescent dye be viewed? Under black light Exercise Question - Section 2.1-2.4 5. Which of the following penetrants require treatment with a separate agent before the excess can be removed? a) post emulsifiable b) water washable c) post remover d) solvent removable a) post emulsifiable & c) post remover Exercise Question - Section 2.1-2.4 6. What type of developer is normally used with the solvent-removal process to spot check welds? Non aqueous Exercise Question - Section 2.5 1. True or False The fluorescent post emulsified penetrant process is often recommended for high sensitivity applications such as detection of fatigue cracks True Exercise Question - Section 2.5 2. Does the liquid penetrant process work on stainless and aluminum? Yes Exercise Question - Section 2.5 3. Give one way in which a change to a liquid penetrant procedure could be qualified. Using a Comparator block