NDE QUESTIONS UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

NDE QUESTIONS UPDATED ACTUAL QUESTIONS AND
CORRECT ANSWERS

Question:
1. What nondestructive examination method(s) do not require electricity?
Answer:
Visible Dye Penetrant and Visual inspection

Question:
2. Which nondestructive method(S) is limited to the detection of surface discontinuities?
Answer:
Visual and Penetrant

Question:
3. To be a effective, visual inspection should be performed -
Answer:
Before welding, during welding, and after welding

Question:
4. The time during which the penetrant remains on the surface of the part to allow it to be drawn into any
discontinuities is called
Answer:
Dwell time

Question:
5. Which type of magnetizing current produces the best combination of penetration ability and particle
mobility?
Answer:
HAlf-wave rectified AC

Question:
6. Which magnetizing method(s) produces a circular magnetic field in the test piece?
Answer:
Head shot, passing electricity through the part, proding

Question:
7. Which magnetizing method(s) produce a longitudinal magnetic field in the test piece?
Answer:
Yoke

Question:
8. What NDE method will most likely reveal subsurface porosity?
Answer:
RT

, Question:
9. Which of the following statements is correct for a radiographic test?
Answer:
A high-density discontinuity will provide a light image on the film

Question:
10. Radiography can be performed using
-
Answer:
X-ray machine, Cesium 137, Iridium 192, or cobalt 60

Question:
11. Which discontinuities will not likely be revealed using RT?
Answer:
Lamination

Question:
12. What device is utilized during radiography to indicate the acquired sensitivity of a radiograph?
Answer:
Penetrant

Question:
13. Which nondestructive examination method utilizes acoustic energy as a probing medium?
Answer:
UT

Question:
14. The process whereby the ultrasonic indications are related to physical distance in a test standard is
referred to as -
Answer:
Calibration

Question:
15. Welds are generally inspected ultrasonically using what technique?
Answer:
Shear wave and Angle beam

Question:
16. Which NDE method is considered to be a truly volumetric test?
Answer:
UT

Question:
17. A test probe containing an alternating current coil is utilized for which NDE method
Answer:
ET