Q. When a sound beam is reflected:

(A) The angle of reflection is found using Snell's law
(B) The angle of reflection equals the angle of incidence
(C) All the sound energy is reflected unless the acoustic impedance is zero
(D) Beam spread is decreased

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✅ Correct Answer: (B) The angle of reflection equals the angle of incidence

Published by Mr. Dubey ⭐ 109.99K Points at 21-Sep-2023 07:20 pm in Non Destructive Testing and Evaluation

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