When is it possible to detect slightly sub-surface defects using penetrant testing?

Related MCQs

• When using a post emulsifiable penetrant process, it is important to drain as much excess penetrant as possible from the surface of a test piece which has been immersed in the penetrant because:
• Magnetic particles testing is most likely to find subsurface discontinuities in:
• Magnetic particle testing is most likely to find subsurface discontinuities in:
• A penetrant testing method in which an emulsifier, separate from the penetrant, is used is called:
• Over washing during excess penetrant removal is less likely with which penetrant testing process?
• Which of the following is normally prohibited as a method of removing excess penetrant when using the solvent removable penetrant process?
• Which of the following is the proper first step in removal of excess penetrant when using the solvent removable penetrant process?
• The advantages of using a visible solvent removable penetrant versus a post emulsified fluorescent penetrant is:
• What is the proper technique for removal of excess penetrant from a part when using a water washable penetrant process?
• The adequacy of excess penetrant removal, using water washable penetrant process, is judged and controlled by: