Q. The causes of non relevant indications are:
✅ Correct Answer: (C)
Threads, keyways, splines, sharp corners, press fits, blind holes, rough surfaces
Non Destructive Testing and Evaluation MCQs | Page - 4
Dear candidates you will find MCQ questions of Non Destructive Testing and Evaluation here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. Which of the following metals must be tested with low halogen sulphur free penetrant materials:
✅ Correct Answer: (D)
Plastic, wood, paper
Q. Penetrant testing is limited by its inability to test which of the following materials:
✅ Correct Answer: (D)
Moulded rubber
Q. Liquid penetrants can be further categorised by the removal method of excess surface penetrant:
✅ Correct Answer: (A)
Water washable
Q. The typical temperature ranges for conducting a liquid penetrant test is:
✅ Correct Answer: (B)
10 to 60ºF
Q. Surface breaking porosity will show what type of relevant indications when a welded aluminium plate is tested with the liquid penetrant method:
✅ Correct Answer: (B)
Square indications
Q. Cracks, lack of penetration, lack of fusion which are surface breaking on a welded aluminium plate which has been liquid penetrant tested will show as:
✅ Correct Answer: (C)
Square indications
Q. Which of the following methods is not recommended for pre-cleaning prior to a liquid penetrant test:
✅ Correct Answer: (D)
All of the listed methods are not recommended
Q. The purpose of using a developer is:
✅ Correct Answer: (B)
Assists in reverse capillary action due to absorption ability of developers
Q. The typical sequence of conducting a visible solvent removable penetrant is:
✅ Correct Answer: (D)
Spray on a thick layer of developer
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