ayushpandey69 ayushpandey69

02-02-2022
Physics

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why ultrasonic sound waves can pass through hard objects?

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dudleycierra024 dudleycierra024

02-02-2022

Answer: At such high frequencies it is very difficult for a sound wave to propagate efficiently; indeed, above a frequency of about 1.25 × 1013 hertz it is impossible for longitudinal waves to propagate at all, even in a liquid or a solid

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