What is the likely result of incomplete removal of all excess penetrant from the test piece surface?

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:
• Over washing during excess penetrant removal is less likely with which penetrant testing process?
• When using a straight beam technique to examine a thick test piece what change(s) would you expect to see in back wall echo size as you approach the side of the test piece? (Transducer remains completely on test piece)
• Excess penetrant removal is a two step process with which of the following penetrant methods?
• What maximum water rinse pressure is considered safe for removal of excess penetrant in the water washable penetrant process?
• Which of the following is the proper first step in removal of excess penetrant when using the solvent removable penetrant process?
• 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:
• A penetrant which requires a separate emulsification step prior to removal from the surface of the test piece is called?
• A soft aluminium test piece is to be penetrant tested. The piece has previously been sand blasted to remove tightly adhering soils. What additional surface preparation should be performed?