Q. When a longitudinal wave sound beam passes through an acoustic interface at some angle other than zero degrees:

(A) Surface waves are generated
(B) Plate waves are generated
(C) Reflection, refraction and mode conversion will occur
(D) The first critical angle is reached

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✅ Correct Answer: (C) Reflection, refraction and mode conversion will occur

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

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