Multiple Choice
If the propagation speed through the second medium is greater than through the first medium,the transmission angle is ________.
A) less than the incidence angle
B) equal to the incidence angle
C) greater than the incidence angle
D) unrelated to the incidence angle
Correct Answer:
Verified
Correct Answer:
Verified
Q98: Propagation speed is primarily determined by the
Q99: At what depth does a 3.0 MHz
Q100: The distance to a reflector in soft
Q101: Imaging depth increases with increasing frequency.
Q102: The velocity of sound in human soft
Q103: Which of the following determines how fast
Q104: With Doppler techniques,the operator controls the pulse
Q105: Stiffer media have higher sound speeds.
Q106: The rate at which energy passes through
Q107: What is the attenuation coefficient for a