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SPI Practice (ARDMS A & B)Questions And Answers 2023
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11

July 2023

2022/2023

A+
C - Answer What is dynamic aperture? A.aperture that varies with transmit frequency B.aperture that decreases as a function of time C.aperture that increases with increasing focal length D.aperture that changes as a function of frame rate A - Answer to which acoustic variable is penetration depth inversely related? A.frequency B.wavelength C.period D.propagation speed
DrJon
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