Quiz Summary
0 of 30 Questions completed
Questions:
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
Results
Results
0 of 30 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Categories
- Not categorized 0%
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- Current
- Review
- Answered
- Correct
- Incorrect
- Question 1 of 30
1. Question
Magnetic flux leakage testing (MFL) will most easily detect changes in the following materials:
CorrectIncorrect - Question 2 of 30
2. Question
In NDT, the term “method” refers to:
CorrectIncorrect - Question 3 of 30
3. Question
Which of the following is strictly considered a “surface” method?
CorrectIncorrect - Question 4 of 30
4. Question
A unit of magnetic flux density is the:
CorrectIncorrect - Question 5 of 30
5. Question
Magnetic flux leakage is most reluctant to travel in:
CorrectIncorrect - Question 6 of 30
6. Question
MFL search coils detect a change in the material
because:CorrectIncorrect - Question 7 of 30
7. Question
Hall effect sensors are:
CorrectIncorrect - Question 8 of 30
8. Question
A document that provides recommendations for the qualification and certification of NDT test personnel is
CorrectIncorrect - Question 9 of 30
9. Question
Which of the following is a flux-sensing device that is dependent on some sort of time variation of field intensity?
CorrectIncorrect - Question 10 of 30
10. Question
Which of the following is a diamagnetic material?
CorrectIncorrect - Question 11 of 30
11. Question
The distance of a sensing coil from a test surface is
called the:CorrectIncorrect - Question 12 of 30
12. Question
Flux leakage changes can be detected with which of the following coils?
CorrectIncorrect - Question 13 of 30
13. Question
A magnetic alternating current (AC) bridge is usually made of what type of material?
CorrectIncorrect - Question 14 of 30
14. Question
As material thickness increases, the flux density decreases. This will also decrease the:
CorrectIncorrect - Question 15 of 30
15. Question
While performing a magnetic flux leakage test utilizing a search coil, an increase in the flux leakage will result in what in the coil?
CorrectIncorrect - Question 16 of 30
16. Question
With a hall effect sensor, the output is proportional to the:
CorrectIncorrect - Question 17 of 30
17. Question
Ferrites are used with pickup coils to:
CorrectIncorrect - Question 18 of 30
18. Question
The MFL method is applicable to:
CorrectIncorrect - Question 19 of 30
19. Question
To detect gradual wall loss, which of the following detectors must be used?
CorrectIncorrect - Question 20 of 30
20. Question
Which one of the following materials is not used as a permanent magnet?
CorrectIncorrect - Question 21 of 30
21. Question
What type of test is MFL?
CorrectIncorrect - Question 22 of 30
22. Question
Which system should be used for inspecting petroleum and gas pipelines?
CorrectIncorrect - Question 23 of 30
23. Question
Which type of magnet is normally used in smart pigs?
CorrectIncorrect - Question 24 of 30
24. Question
Which of the following materials may be used for the conductor in Figure 1?
CorrectIncorrect - Question 25 of 30
25. Question
How do the lines of force outside of a magnet travel?
CorrectIncorrect - Question 26 of 30
26. Question
In a magnetizing coil, the strength of the magnetic field is dependent upon:
CorrectIncorrect - Question 27 of 30
27. Question
The magnetic properties and hysteresis loops are affected by:
CorrectIncorrect - Question 28 of 30
28. Question
Which of the following flux leakage sensing elements is equivalent to a flux gate magnetometer?
CorrectIncorrect - Question 29 of 30
29. Question
What kind of sensor is a solid-state device, the resistance of which changes with magnetic field intensity?
CorrectIncorrect - Question 30 of 30
30. Question
To detect perturbations in a static magnetic field, which kind of sensors must have relative motion between the sensor and the field (such that flux within the sensor changes)?
CorrectIncorrect