Q. An advantage of using lower frequencies during ultrasonic testing is that:

(A) Near surface resolution is improved
(B) Sensitivity to small discontinuities is improved
(C) Beam spread is reduced
(D) Sensitivity to unfavourable oriented flaws is improved

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✅ Correct Answer: (D) Sensitivity to unfavourable oriented flaws is improved

Published by Mr. Dubey ⭐ 104.82K Points at 21-Sep-2023 07:19 pm in Non Destructive Testing and Evaluation

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