A sonographer presses a piezo - electric transducer against your skin. It operates at a frequency of
Fantastic news! We've Found the answer you've been seeking!
Question:
A sonographer presses a piezoelectric transducer against your skin. It operates at a frequency of MHz What is the measured time delay, per centimetre of depth of tissue, between the emitted and received signals? Give your answer in microseconds; don't enter units. Reminder: Your skin, much like salty water, allows sound to travel at ms She observes an interface between two types of tissue. If the specific acoustic impedances of the tissues are z Pa sm and z Pa sm what percentage of the incident ultrasound intensity is reflected by the interface?
Related Book For
Posted Date: