Question:medium
Which of the following statement is correct based on the ultrasonic testing screen display as shown in the figure?
Which of the following statement is correct based on the ultrasonic testing screen display as shown in the figure?
Show Hint
In UT, backwall echo reduces as defect size increases.
Updated On: Jun 29, 2026
- Increase in defect size increases the backwall echo height
- Defect-free material shows both defect echo and backwall echo
- A large defect produces a large defect echo and a small backwall echo
- A small defect completely eliminates the backwall echo
Show Solution
The Correct Option is C
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