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NDT FINAL EXAM WITH (200) QUESTIONS AND VERIFIED ANSWERS
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NDT FINAL EXAM WITH (200)QUESTIONS AND VERIFIED
ANSWERS
What does Method A refer to? - ANSWER Removal Methods
When is an unscheduled inspection performed? - ANSWER All Of the
above
The advantage that liquid penetrant testing has over an unaided visual
inspection is that: - ANSWER It makes defects easier to see for the
inspector
Which of the following is an advantage of Penetrant Testing? - ANSWER
Both A and B.
What are the major requirements needed to become qualified in any
NDT method? - ANSWER On the Job Training and Classroom
Instruction.
What manual reference identifies a non-aqueous Type I developer? -
ANSWER 5.04.5.A.4
The relevant indications of a post-FPI/LPI inspection can appear as
what? - 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 - 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? - 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 : - ANSWER The part may also require etching.
Which type of penetrant is only a visible dye penetrant? - 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: - ANSWER All
of the above
Recall from your lab, when signing for your work, what is not required to
be included: - ANSWER Date of calibration for the equipment used
What factors can be used to perform/schedule a scheduled inspection? -
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? - ANSWER Ultrasound
When performing quality control checks on your black light prior to your
FPI inspection, which of the following is correct? - ANSWER Both B & C
Before you begin a fluorescent penetrant inspection you should: -
ANSWER Both A & B
The most commonly used methods of nondestructive testing include: -
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: -
, 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: - 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: - 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? -
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. - ANSWER True
Which level of penetrant is the most sensitive? - ANSWER Level 4
Which of the following is a disadvantage of Penetrant Testing? -
ANSWER Both A and B.
Calibration stickers are used in NDT to ensure what? - 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: - 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. - ANSWER False
The most important step in any penetrant type inspection is: - ANSWER
Part preparation and cleaning
Which penetrant classification is further divided into sensitivity levels? -
ANSWER Type I
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