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