0.0015 m is equal to ___________m Correct Answers 1.5 mm
0.05 cm/ms is equal to : Correct Answers (conversion)
1000 m/s = _________ cm/ms Correct Answers 100 cm/ms
4 m/s is equal to which of the following ? Correct Answers
(conversion)
6.24mm = m? Correct Answers .00624m
A color Doppler image demonstrates a vessel with a red
mapping, this mean it is an aretery Correct Answers False
A longitudinal wave is characterized by Correct Answers
particle movement along the direction of the wave
All of the following are measures of length except ? Correct
Answers Anything not related to distance
As the bulk modulus of a medium decreases the propagation
speed _____________ Correct Answers Decreases
As the compressibility of a medium decreases the propagation
speed __________ Correct Answers increases
As the density of a medium decreases the propagation
speed_______ Correct Answers Increases
, As the stiffness of a medium decreases the propagation speed
______________ Correct Answers Decreases
As thickness of the two materials forming an interface is
increased, the intensity of the reflected echos ___________ ?
Correct Answers Remains unchanged
Calculate the NFL of a transducer with a diameter of 5 mm and
a wavelength of .0002 m ? Correct Answers 31.25 mm
Damping material is a material that is added to the transducer
assembly to limit the ringing of the transducer crystal after a
pulse is generated. All of the following are effects of the added
damping except Correct Answers mc -> Lateral resolution
Decreased damping results in a(n) _________ in the Q value
Correct Answers Increase
Decreasing damping results in a(n) ______ in the Q value
Correct Answers Increase
Decreasing the diameter of a crystal will result in a(n)
_________ in lateral resolution Correct Answers Improved /
Increase
Decreasing the Q value of a transducer will result in a(n) ______
in SPL Correct Answers Decrease
During a Doppler examination, if the media boundary is moving
away from the source this would result in ? Correct Answers
Lower Frequency