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- Question 1 of 40
1. Question
Calculate the time interval between samples at digitization rate of 33 MHz________________
CorrectIncorrect - Question 2 of 40
2. Question
Calculate the time for one period for 2Mhz probe________________
CorrectIncorrect - Question 3 of 40
3. Question
What is the maximum ideal probe frequency fits with PA instrument with digitizing rate 50 MHZ?________________
CorrectIncorrect - Question 4 of 40
4. Question
Calculate the focus depth for 5 mhz probe, 8 active elements, 1mm pitch, 5.96 mm/microsecond Velocity ________________
CorrectIncorrect - Question 5 of 40
5. Question
Increasing number of elements________________
CorrectIncorrect - Question 6 of 40
6. Question
Decreasing element size ________________
CorrectIncorrect - Question 7 of 40
7. Question
Best practice to inspect corrosion resistance alloys and austenitic stainless steel.
CorrectIncorrect - Question 8 of 40
8. Question
Ability to move acoustic beam along the axis of the array without mechanical movement________________
CorrectIncorrect - Question 9 of 40
9. Question
the advantages of signal averaging are ________________
CorrectIncorrect - Question 10 of 40
10. Question
One of the following doesn’t improve acquisition capability of the device________________
CorrectIncorrect - Question 11 of 40
11. Question
When Focal Laws are changed in sequence for the same number of elements________________
CorrectIncorrect - Question 12 of 40
12. Question
the purpose of the wedge delay calibration is________________
CorrectIncorrect - Question 13 of 40
13. Question
calibrations equalize the amplitude to a given reflector at any determined depth________________
CorrectIncorrect - Question 14 of 40
14. Question
TCG function is________________
CorrectIncorrect - Question 15 of 40
15. Question
2-D view of ultrasound data display with scanning length as one axis and index length on the other axis________________
CorrectIncorrect - Question 16 of 40
16. Question
view of ultrasound data display with scanning length as one axis and ultrasound path as the other axis. ________________
CorrectIncorrect - Question 17 of 40
17. Question
2d view with ultrasound path in one axis and and amplitude on the other axis________________
CorrectIncorrect - Question 18 of 40
18. Question
Which of the following is not correct about beam steering? ________________
CorrectIncorrect - Question 19 of 40
19. Question
Which one of following can modify Steering________________
CorrectIncorrect - Question 20 of 40
20. Question
If you obtain X dB using conventional UT, you should obtain …….. using PAs________________
CorrectIncorrect - Question 21 of 40
21. Question
the minimum angular value between two A-Scan where adjacent defects located at the same depth are resolvable________________
CorrectIncorrect - Question 22 of 40
22. Question
is the minimum distance from the scanning surface where the reflector (SDH or FBH) has more than 6dB amplitude compared with decay amplitude from the main bang for a normal beam________________
CorrectIncorrect - Question 23 of 40
23. Question
Which one of the following is true about the focusing________________
CorrectIncorrect - Question 24 of 40
24. Question
One of the most advantage of conventional UT over PA is ________________
CorrectIncorrect - Question 25 of 40
25. Question
capability to converge the acoustic energy into a small focal spot________________
CorrectIncorrect - Question 26 of 40
26. Question
Which one of the following is correct related to the focusing?________________
CorrectIncorrect - Question 27 of 40
27. Question
Which one of those scan Is particularly useful to analyze root defect?
CorrectIncorrect - Question 28 of 40
28. Question
“A” represents:________________
CorrectIncorrect - Question 29 of 40
29. Question
“P” represents:________________
CorrectIncorrect - Question 30 of 40
30. Question
“g” represents:________________
CorrectIncorrect - Question 31 of 40
31. Question
Ultrasonic velocity is dependent on the:________________
CorrectIncorrect - Question 32 of 40
32. Question
In which zone of the sound beam does the signal amplitude from the same size reflector vary exponentially as the distance from the search unit varies?________________
CorrectIncorrect - Question 33 of 40
33. Question
It is usually difficult to ultrasonic test austenitic stainless steel with high sensitivity techniques because of it’s:________________
CorrectIncorrect - Question 34 of 40
34. Question
The ability of an ultrasonic test system to detect given size discontinuities________________
CorrectIncorrect - Question 35 of 40
35. Question
The amount of energy reflected from a discontinuity will be dependent on:________________
CorrectIncorrect - Question 36 of 40
36. Question
Ultrasonic testing of piping and vessels which contain corrosive materials moving at high velocity may reveal which of the following service-induced discontinuities:________________
CorrectIncorrect - Question 37 of 40
37. Question
Which one is expected to detect during the corrosion mapping?________________
CorrectIncorrect - Question 38 of 40
38. Question
The Cap term for ‘ cap height’ is:________________
CorrectIncorrect - Question 39 of 40
39. Question
Which of the following defects would you not expect to find by visual inspection of welds?________________
CorrectIncorrect - Question 40 of 40
40. Question
What effect does mid thickness laminations in steel plate normally have when they are located within a weld heat affected zone? ________________
CorrectIncorrect