NDT Midterm Exam Questions and
Answers |100% Pass
When performing a surface inspection on a piece of aluminum for possible cracks, what are the possible
NDT methods that should be used to confirm your findings? - Answer-Visual and Penetrant
Once the surface of the part has been cleaned properly...
The most commonly used methods of nondestructive testing include: - Answer✔✔-Ultrasound,
Magnetic Particle, Eddy Current, & Penetrant
Recalling from your lab, when performing a fluorescent penetrant inspection, the developer should be
applied: - Answer✔✔-From a distance of 6 to 8 inches and in a one direction motion to create a lightly
coated white surface to provide a color contrast to the penetrant and sufficient enough to draw the
penetrant out of the discontinuity
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.
The best NDT technique to use to find defects below the surface of a test piece made of aluminum
would be what? - Answer✔✔-Ultrasound
What is the most important & basic form of Non-Destructive Inspection/Examination? - Answer✔✔-
Visual Inspection
The relevant indications of a post FPI/LPI inspection can appear as what? - Answer✔✔-Round circles,
continuous line, and intermittent line
Engine rotating parts require what level of penetrant sensitivity: - Answer✔✔-Level 4
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.
You are qualified in every NDT discipline. You are a Level 2 in Ultrasound and Eddy Current. You have
over 1000 hours of FPI experience and are Level 1 in the discipline of Magnetic Particle. Today you are
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