Fractional Bandwidth Assignment | Homework For You
Question 1 Describe, with the aid of diagrams, a typical diagnostic ultrasound signal, including i) spectral content, ii) pressure amplitude and iii) wave shape. Explain what is meant by fractional bandwidth and discuss the advantages of large bandwidth ultrasound transducers. What is meant by the terms acoustic impedance? Calculate the acoustic impedance of a tissue with density 1.1 gcm-1, if the speed of sound …
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