Q. Snell's law is used to calculate:

(A) Angle of beam divergence
(B) Angle of diffraction
(C) Angle of refraction
(D) None of the above

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✅ Correct Answer: (C) Angle of refraction

Published by Mr. Dubey ⭐ 104.85K Points at 21-Sep-2023 07:20 pm in Non Destructive Testing and Evaluation

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