Do you have knowledge of SPI? If you are pursuing a career in sonography, you can take this SPI practice test before the final exam. This SPI practice test is an interactive quiz, containing questions designed to test your readiness to use sonography and get the correct meaning from the reading. It is designed to test your understanding of sonographic principles and instrumentation. Take up the quiz and find your readiness with the score you get. Do share the result.
Acoustic proliferation properties
Acoustic propagation properties
Two waves with identical frequencies must interfere constructively.
Constructive interference is associated with waves that are in-phase.
Out-of-phase waves interfere destructively.
Waves of different frequencies may exhibit both constructive and destructive interference at different times.
Number of cycles in the pulse
Increasing stiffness and increasing density
Increasing stiffness and increasing elasticity
Decreasing compressibility and decreasing density
Decreasing stiffness and decreasing density
Here's an interesting quiz for you.