Penetrant - Study guides, Class notes & Summaries

605 Final Exam Question and answers rated A+ T/F: Single gene mutations are rare but highly penetrant True! Are also Mendelian disorders T/F: Chromosomal abnormalities are uncommon and highly penetrant True! T/F: Complex multigenic disorders are uncommon False! They are common! T/F: Diabetes, HT, and autoimmune diseases are complex multigenic disorders True! The sickle cell mutation affecting the beta-globin chain of hemoglobin is an example of what type of mutatio...

7.12 Liquid penetrant testing used for maintenance testing of cracks on aircraft must have the highest sensitivity. Which of the following penetrant techniques is the most sensitive? - Type I, Method B, level 3 penetrant, solvent removed, solvent suspended developer 7.13 The first step in evaluating the use of penetrant on a plastic material is to: - check the compatibility of the penetrant test materials with the plastic 7.14 Which of the following nonmetallic items can be tested with pene...

Who is the Custodian of the document named NAS410? Correct Answer: National Aerospace Non-Destructive Testing Work Group. A limited certification allowing only the performance of a specific NDT test on a specified part: Correct Answer: Level 1-Limited. According to the NAS-410 what are the minimum formal training hours for Level I certification in Penetrant testing? Correct Answer: 16. The responsible Level 3 or NANDTB shall maintain overall control and cognizance over the NDT traini...

CWB 1 Exam (2024/2025) (Verified Answers). 1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination? a) Cleaning with organic solvents. b) Blasting with shot or dull sand. c) Cleaning with de-greasers. d) Use of de-scaling solutions. e) Ultrasonic cleaning methods. - Correct answer-b) Blasting with shot or dull sand. 2. Which of the following weld defects is most likely to be missed by radiography in a weld: a) Undercutting. b) Porosity. c)...

CWB 1 Exam (2024/2025) (Verified Answers). 1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination? a) Cleaning with organic solvents. b) Blasting with shot or dull sand. c) Cleaning with de-greasers. d) Use of de-scaling solutions. e) Ultrasonic cleaning methods. - Correct answer-b) Blasting with shot or dull sand. 2. Which of the following weld defects is most likely to be missed by radiography in a weld: a) Undercutting. b) Porosity. c)...

CWB 1 Exam (2024/2025) (Verified Answers). 1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination? a) Cleaning with organic solvents. b) Blasting with shot or dull sand. c) Cleaning with de-greasers. d) Use of de-scaling solutions. e) Ultrasonic cleaning methods. - Correct answer-b) Blasting with shot or dull sand. 2. Which of the following weld defects is most likely to be missed by radiography in a weld: a) Undercutting. b) Porosity. c)...

Which one of the following conditions will affect the rate and the extent a liquid penetrant will enter cracks, fissures and other small openings - correct answer -The surface condition of the specimen being tested Which of the following is commonly used as a classification for penetrant - correct answer -Postemulsifiable penetrant A generally accepted method for removing excess nonwater washable penetrant is - correct answer -wiping and cautiously cleaning the test specimen and a cleaner-...

4A Unit 6 Questions and Answers Graded A+ (4-047-1.11) Electric arc temperatures may be as high as: Select one: a. 4250°C b. 5325°C c. 7450°C d. 8300°C d. 8300°C The two types of Penetrant Testing (PT) are fluorescent testing and: Select one: a. Developer testing b. Colour Contrast testing c. Infrared testing d. Viscous Penetrant testing b. Colour Contrast testing What are the main component metals of "white metal"? Select one: a. bronze and tin b. alumi...

When using a post-emulsification penetrant, it is necessary to apply the emulsifier: - ️️after the dwell time has elapsed The term used to describe the action of a particular developer in soaking up the penetrant in a discontinuity, so as to cause the maximum bleed-out of the liquid penetrant for increased contrast and sensitivity, is known as - ️️blotting All of the following methods are commonly used to clean parts prior to penetrant testing except - ️️power wire brushing Wh...

LIQUID PENETRANT LEVEL II SPECIFIC EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Who is the Custodian of the document named NAS410? Correct Answer: National Aerospace Non-Destructive Testing Work Group. A limited certification allowing only the performance of a specific NDT test on a specified part: Correct Answer: Level 1-Limited. According to the NAS-410 what are the minimum formal training hours for Level I certification in Penetrant testing? Correct Answer...