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NDT FINAL EXAM WITH CORRECT ANSWERS
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NDT FINAL EXAM WITH CORRECT ANSWERS
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NDT FINAL EXAM WITH CORRECTANSWERS
What does Method A refer to? - correct answer -Removal Methods
When is an unscheduled inspection performed? - correct answer -All Of the above
The advantage that liquid penetrant testing has over an unaided visual inspection is that: - correct
answer -It makes defects easier to see for the inspector
Which of the following is an advantage of Penetrant Testing? - correct answer -Both A and B.
What are the major requirements needed to become qualified in any NDT method? - correct answer -On
the Job Training and Classroom Instruction.
What manual reference identifies a non-aqueous Type I developer? - correct answer -5.04.5.A.4
The relevant indications of a post FPI/LPI inspection can appear as what? - correct answer -round circles,
continuous line, and intermittent line
Referencing your manual reference material, what would you use for the following penetrant system
classifications?
Penetrant Type: Type 1
Method of Removal: Method C
Sensitivity Level: Level 3
Developer: Form d - correct answer -High sensitivity fluorescent dye penetrant, solvent removable and
nonaqueous, type I fluorescent developer.
,You are assigned an FPI inspection on a suspected crack on an inlet cowl of a 767 on the ramp during
April in Chicago. You day time temp is 56 degrees, the sun is shining brightly. What is or are your
challenge(s) in performing this inspection? - correct answer -Your white light present at your inspection
area is going to be greater than 2 foot candles per your paperwork.
If the surface of the part has been machined, surface blasted, filed or sanded : - correct answer -The part
may also require etching.
Which type of penetrant is only a visible dye penetrant? - correct answer -Type II
Penetrants that are used to detect the smallest defects can create background fluorescence indications
on the part being inspected. Which of the following best describes background fluorescence: - correct
answer -All of the above
Recall from your lab, when signing for your work, what is not required to be included: - correct answer -
Date of calibration for the equipment used
What factors can be used to perform/schedule a scheduled inspection? - correct answer -Airframe
Cycles, Calendar Time, Flight Hours
The best NDT technique to use to find defects below the surface of a test piece made of aluminum
would be what? - correct answer -Ultrasound
When performing quality control checks on your black light prior to your FPI inspection, which of the
following is correct? - correct answer -Both B & C
Before you begin a fluorescent penetrant inspection you should: - correct answer -Both A & B
The most commonly used methods of nondestructive testing include: - correct answer -Ultrasound,
Magnetic Particle, Eddy Current, & Penetrant
, When fluorescent penetrant inspection is performed, the penetrant is formulated to glow brightly and
give off light at a wavelength that: - correct answer -The eye is most sensitive to under dim lighting
conditions while using an ultra violet light source.
Which of the following identifies the qualification levels of Non Destructive Testing: - correct answer -
Level 1 Limited, Level 1, Level 2 & Level 3
Generally, there is no harm in using a longer dwell time as long as the penetrant: - correct answer -
Remains on the part no longer than is allowed per the procedure in use.
Which NDT technique uses a magnetic field to detect defects? - correct answer -Magnetic Particle
It is important to know what type of defect you are looking for before you perform any type of NDT
inspection technique. - correct answer -True
Which level of penetrant is the most sensitive? - correct answer -Level 4
Which of the following is a disadvantage of Penetrant Testing? - correct answer -Both A and B.
Calibration stickers are used in NDT to ensure what? - correct answer -Ensures the equipment and
materials used to perform NDT tests are calibrated, legal, and will provide an acceptable level of
performance.
Penetrants are designed to: - correct answer -Remain fluid so it can be drawn back to the surface of the
part
The skills and qualifications associated with NDT/NDE are only applicable to the aviation industry. -
correct answer -False
The most important step in any penetrant type inspection is: - correct answer -Part preparation and
cleaning
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