Ultrasonic ASNT Level 2
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ASNT Level 2 General Knowledge UT II - 800 HR test MSE 360 exam 3
203 terms 203 terms 10 terms
unkownuser_kimbly Preview villaloboslanda Preview mfrooney
When an ultrasonic beam D. All of the above
reaches the interface of two
dissimilar materials it is:
A. Reflected
B. Refracted
C. Mode converted
D. All of the above
The wave mode that has D. Lamb Waves
multiple or varying wave
velocities is:
A. Longitudinal waves
B. Shear waves
C. Transverse waves
D. Lamb waves
Which of the following would be D. All of the above
considered application(s) of
ultrasonic techniques
A. Determination of a material's
elastic modules
B. Study of a material's
metallurgical structure
C. Measurement of a material's
thickness
D. All if the above
The only significant sound wave B. Longitudinal Wave
mode that travels through a
liquid is
A. Shear Wave
B. Longitudinal Wave
C. Surface Wave
D. Rayleigh Wave
,The acoustic impedance of a C. Relative amounts of sound energy coupled through and
material is used to determine the reflected at the interface
A. Angle of refraction at an
interface
B. Attenuation within the
material
C. Relative amounts of sound
energy coupled through and
reflected at the interface
D. Beam spread within the
material
When angle beam contact C. Production of a surface wave
testing a test piece, increasing
the incident angle until the
second critical angle is reached
results in
A. Total reflection of a surface
wave
B. 45 degree refraction of the
shear waves
C. Production of a surface wave
D. None of the above
Acoustic energy propagates in D. All of the above
different modes. Which of the
following represents a mode?
A. Longitudinal Wave
B. Shear Wave
C. Surface Wave
D. All of the above
The simple experiment where a C. Refraction
stick in a glass of water appears
disjointed at the water surface
illustrates the phenomenon of
A. Reflection
B. Magnification
C. Refraction
D. Diffraction
The crystal thickness and B. The high the frequency
transducer frequency are
related. The thinner the crystal
A. Lower the frequency
B. The high the frequency
C. There is no appreciable affect
D. None of the above
The random distribution of D. All of the above
crystallographic direction in
alloys with large crystalline
structures in a factor in
determining
A. Acoustic noise levels
B. Selection of test frequency
C. Scattering of sound
D. All of the above
, The length of the zone adjacent D. A and B
to a transducer in which
functions in sound pressure
occur is mostly affected by
A. The frequency of the
transducer
B. The Diameter of the
transducer
C. The length of the transducer
cable
D. A and B
The differences in signals D. All of the above
received from identical
reflectors at different material
distances from a transducer may
be caused by
A. Material attenuation
B. Beam Divergence
C. Near field effects
D. All of the above
It is possible for a discontinuity B. Near Field
smaller than the transducer to
produce indications of
functioning amplitude as the
transducer is moved laterally if
testing is being performed in the
A. Fraunhofer zone
B. Near Field
C. Snell Field
D. Shadow Zone
In Immersion testing the near C. Using an appropriate water path
field effects of a transducer may
be eliminated by
A. Increasing transducer
frequency
B. Using the larger diameter
transducer
C. Using an appropriate water
path
D. Using a focused transducer
In figures 1, assuming a uniform C. 2 to 1
beam pattern, what relationship
would you expect to exist
between the amplitudes of the
reflected laminar signals at
position A and B
A. 12 dB difference
B. Equal amplitude
C. 2 to 1
D. 3 to 1
Save
Students also studied
Flashcard sets Study guides
ASNT Level 2 General Knowledge UT II - 800 HR test MSE 360 exam 3
203 terms 203 terms 10 terms
unkownuser_kimbly Preview villaloboslanda Preview mfrooney
When an ultrasonic beam D. All of the above
reaches the interface of two
dissimilar materials it is:
A. Reflected
B. Refracted
C. Mode converted
D. All of the above
The wave mode that has D. Lamb Waves
multiple or varying wave
velocities is:
A. Longitudinal waves
B. Shear waves
C. Transverse waves
D. Lamb waves
Which of the following would be D. All of the above
considered application(s) of
ultrasonic techniques
A. Determination of a material's
elastic modules
B. Study of a material's
metallurgical structure
C. Measurement of a material's
thickness
D. All if the above
The only significant sound wave B. Longitudinal Wave
mode that travels through a
liquid is
A. Shear Wave
B. Longitudinal Wave
C. Surface Wave
D. Rayleigh Wave
,The acoustic impedance of a C. Relative amounts of sound energy coupled through and
material is used to determine the reflected at the interface
A. Angle of refraction at an
interface
B. Attenuation within the
material
C. Relative amounts of sound
energy coupled through and
reflected at the interface
D. Beam spread within the
material
When angle beam contact C. Production of a surface wave
testing a test piece, increasing
the incident angle until the
second critical angle is reached
results in
A. Total reflection of a surface
wave
B. 45 degree refraction of the
shear waves
C. Production of a surface wave
D. None of the above
Acoustic energy propagates in D. All of the above
different modes. Which of the
following represents a mode?
A. Longitudinal Wave
B. Shear Wave
C. Surface Wave
D. All of the above
The simple experiment where a C. Refraction
stick in a glass of water appears
disjointed at the water surface
illustrates the phenomenon of
A. Reflection
B. Magnification
C. Refraction
D. Diffraction
The crystal thickness and B. The high the frequency
transducer frequency are
related. The thinner the crystal
A. Lower the frequency
B. The high the frequency
C. There is no appreciable affect
D. None of the above
The random distribution of D. All of the above
crystallographic direction in
alloys with large crystalline
structures in a factor in
determining
A. Acoustic noise levels
B. Selection of test frequency
C. Scattering of sound
D. All of the above
, The length of the zone adjacent D. A and B
to a transducer in which
functions in sound pressure
occur is mostly affected by
A. The frequency of the
transducer
B. The Diameter of the
transducer
C. The length of the transducer
cable
D. A and B
The differences in signals D. All of the above
received from identical
reflectors at different material
distances from a transducer may
be caused by
A. Material attenuation
B. Beam Divergence
C. Near field effects
D. All of the above
It is possible for a discontinuity B. Near Field
smaller than the transducer to
produce indications of
functioning amplitude as the
transducer is moved laterally if
testing is being performed in the
A. Fraunhofer zone
B. Near Field
C. Snell Field
D. Shadow Zone
In Immersion testing the near C. Using an appropriate water path
field effects of a transducer may
be eliminated by
A. Increasing transducer
frequency
B. Using the larger diameter
transducer
C. Using an appropriate water
path
D. Using a focused transducer
In figures 1, assuming a uniform C. 2 to 1
beam pattern, what relationship
would you expect to exist
between the amplitudes of the
reflected laminar signals at
position A and B
A. 12 dB difference
B. Equal amplitude
C. 2 to 1
D. 3 to 1
