Exam (elaborations)
SPI Exam Review. Predictor Questions and answers. Questions pool. Rated A
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SPI Exam Review. Predictor Questions and answers. Questions pool. Rated A What is a hydrophone? What does it measure? - A small needle with piezoelectric crystal at the end. It measures pressure in a sound beam. What is a schlieren? - A machine that uses acousti-optics to measure sound and ...
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