Which of the following would define the beam’s intensity at the location where it is maximum?
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Two piezoelectric crystals are made from the same material. …
Two piezoelectric crystals are made from the same material. The thicker crystal will make a pulse transducer with a higher frequency.
Many readers still receive home delivery of newspapers, whic…
Many readers still receive home delivery of newspapers, which ad sales reps often highlight as a strong selling point to prospective clients.
The purpose of backing material in the transducer assembly i…
The purpose of backing material in the transducer assembly is to:
For short pulses, the quality (Q)factor is equal to:
For short pulses, the quality (Q)factor is equal to:
Demonstration of boundaries between organs is a result of:
Demonstration of boundaries between organs is a result of:
A sound wave is created by a transducer, reflects off an obj…
A sound wave is created by a transducer, reflects off an object and returns to the transducer. The imaging depth is 10 cm in soft tissue. What is the maximum PRF?
Which of the following occurs when a sound wave strikes a la…
Which of the following occurs when a sound wave strikes a large, smooth surface at 90 degree angle?
If the PRF of a transducer is increased, then the frequency…
If the PRF of a transducer is increased, then the frequency of sound produced by the transducer remain the same.
Sound is traveling in a medium and strikes a boundary with n…
Sound is traveling in a medium and strikes a boundary with normal incidence. If 63% of the wave’s intensity is reflected back towards the transducer, what percentage is transmitted? _____ % (only type in the number, do not spell it out) [BLANK-1]