ASNT ULTRASONIC LEVEL I EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 170 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
1. The indication on the instrument display that repre- the back surface reflec-
sents the far boundary of the material being tested is tion.
called:
2. In immersion testing, the position of the transducer is angulation.
often varied by a manipulator to transmit sound into
the test part at various angles to the front surface.
Such a procedure is referred to as:
3. The technical name for the cable that connects the conduit.
ultrasonic instrument to the transducer is:
4. The process of standardizing an instrument or device calibration.
by using a reference standard is called:
"家的爱"
5. Another name for a compressional wave is: longitudinal wave(Jiā de
ài)
6. Another name for Rayleigh waves is: surface waves
7. A material used between the face of a transducer and couplant
the test surface to permit or improve the transmission
of ultrasonic vibrations from the transducer to the
material being tested is called:
8. The piezoelectric material in a transducer that vibrates crystal
to produce ultrasonic waves is called a:
9. Ultrasonic testing of material where the probe is in straight beam testing
direct contact with the material being tested may be:
10. An advantage of using lithium sulfate in transducers is one of the most eflcient
is that it: receivers of ultrasonic en-
ergy.
, ASNT ULTRASONIC LEVEL I EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 170 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
11. The transducer shown in figure 1 is used for: straight beam testing
12. The transducer that contains the thinnest piezoelec- 25mhz
tric crystal is:
a: 1 MHz
b: 5 MHz
c: 15 MHz
d: 25 MHz
13. The amount of beam divergence from a crystal is pri- frequency and crystal size
"家的爱"
(Jiā de
marily dependent on the: ài)
14. Penetration of ultrasonic waves in a material is nor- 1 Mhz
mally the function of test frequency used. The great-
est depth of penetration is provided by a frequency of
a: 1 MHz
b: 2.25 MHz
c: 5 MHz
d: 10 Mhz
15. When an ultrasonic beam passes through the inter- refraction
face between two dissimilar materials at an angle, a
new angle of sound travel takes place in the second
material due to:
16. Figure 2 illustrates a contact test on. 203mm (8 in) alu- The initial pulse or front
minum block. A discontinuity is located 152mm (6in) surface indication
from the front surface. The display representation for
, ASNT ULTRASONIC LEVEL I EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 170 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
this is shown to the right. What does indication A
represent?
A. The initial pulse or front surface indication
B. the first discontinuity indication
C. The first back surface reflection
D. Baseline
17. In figure 2, indication B represents: the first discontinuity indi-
A: the initial pulse or front surface indication cation
B. the first discontinuity indication
C: the first back-surface reflection
D: baseline
18. In figure 2, indication C represents the: first back surface reflec-
"家的爱"
A: second back surface reflection tion
(Jiā de
B: first discontinuity indication ài)
C: second indication of the discontinuity
D: first back surface reflection
19. In figure 2, indication D represents the: second indication of the
A: first discontinuity indication discontinuity
B: second indication of the discontinuity
C: first back-surface reflection
D: second back-surface reflection
20. In figure 2, indication E represents the: second back surface re-
A: first discontinuity indication flection
B: second indication of the discontinuity
C: first back-surface reflection
D: second back-surface reflection
21. two times
, ASNT ULTRASONIC LEVEL I EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 170 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
The velocity of longitudinal waves is approximately
the velocity of shear waves in the same ma-
terial.
22. Figure 3 illustrates an immersion test of a 76 mm (3 in) The initial pulse
block of aluminum with a discontinuity located 51 mm
(2 in) below the surface. The display pattern is shown
also. What does indication A represent? Assume no
sweep delay is used.
A: first front surface indication
B: the initial pulse
C: the first discontinuity indication
D: the first back-surface indication
"家的爱"
23. In figure 3, indication B represents the: First front surface indica-
(Jiā de
A: first front surface indication tion ài)
B: the initial pulse
C: the first discontinuity indication
D: the first back-surface indication
24. In figure 3, indication C represents: first discontinuity indica-
A: first front surface indication tion
B: first discontinuity indication
C: first back-surface reflection
D: second front surface indication
25. In figure 3, indication D represents the: first back surface reflec-
A: first discontinuity indication tion
B: first back surface reflection
C: second front surface indication
D: second discontinuity indication
26.
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
1. The indication on the instrument display that repre- the back surface reflec-
sents the far boundary of the material being tested is tion.
called:
2. In immersion testing, the position of the transducer is angulation.
often varied by a manipulator to transmit sound into
the test part at various angles to the front surface.
Such a procedure is referred to as:
3. The technical name for the cable that connects the conduit.
ultrasonic instrument to the transducer is:
4. The process of standardizing an instrument or device calibration.
by using a reference standard is called:
"家的爱"
5. Another name for a compressional wave is: longitudinal wave(Jiā de
ài)
6. Another name for Rayleigh waves is: surface waves
7. A material used between the face of a transducer and couplant
the test surface to permit or improve the transmission
of ultrasonic vibrations from the transducer to the
material being tested is called:
8. The piezoelectric material in a transducer that vibrates crystal
to produce ultrasonic waves is called a:
9. Ultrasonic testing of material where the probe is in straight beam testing
direct contact with the material being tested may be:
10. An advantage of using lithium sulfate in transducers is one of the most eflcient
is that it: receivers of ultrasonic en-
ergy.
, ASNT ULTRASONIC LEVEL I EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 170 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
11. The transducer shown in figure 1 is used for: straight beam testing
12. The transducer that contains the thinnest piezoelec- 25mhz
tric crystal is:
a: 1 MHz
b: 5 MHz
c: 15 MHz
d: 25 MHz
13. The amount of beam divergence from a crystal is pri- frequency and crystal size
"家的爱"
(Jiā de
marily dependent on the: ài)
14. Penetration of ultrasonic waves in a material is nor- 1 Mhz
mally the function of test frequency used. The great-
est depth of penetration is provided by a frequency of
a: 1 MHz
b: 2.25 MHz
c: 5 MHz
d: 10 Mhz
15. When an ultrasonic beam passes through the inter- refraction
face between two dissimilar materials at an angle, a
new angle of sound travel takes place in the second
material due to:
16. Figure 2 illustrates a contact test on. 203mm (8 in) alu- The initial pulse or front
minum block. A discontinuity is located 152mm (6in) surface indication
from the front surface. The display representation for
, ASNT ULTRASONIC LEVEL I EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 170 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
this is shown to the right. What does indication A
represent?
A. The initial pulse or front surface indication
B. the first discontinuity indication
C. The first back surface reflection
D. Baseline
17. In figure 2, indication B represents: the first discontinuity indi-
A: the initial pulse or front surface indication cation
B. the first discontinuity indication
C: the first back-surface reflection
D: baseline
18. In figure 2, indication C represents the: first back surface reflec-
"家的爱"
A: second back surface reflection tion
(Jiā de
B: first discontinuity indication ài)
C: second indication of the discontinuity
D: first back surface reflection
19. In figure 2, indication D represents the: second indication of the
A: first discontinuity indication discontinuity
B: second indication of the discontinuity
C: first back-surface reflection
D: second back-surface reflection
20. In figure 2, indication E represents the: second back surface re-
A: first discontinuity indication flection
B: second indication of the discontinuity
C: first back-surface reflection
D: second back-surface reflection
21. two times
, ASNT ULTRASONIC LEVEL I EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 170 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
The velocity of longitudinal waves is approximately
the velocity of shear waves in the same ma-
terial.
22. Figure 3 illustrates an immersion test of a 76 mm (3 in) The initial pulse
block of aluminum with a discontinuity located 51 mm
(2 in) below the surface. The display pattern is shown
also. What does indication A represent? Assume no
sweep delay is used.
A: first front surface indication
B: the initial pulse
C: the first discontinuity indication
D: the first back-surface indication
"家的爱"
23. In figure 3, indication B represents the: First front surface indica-
(Jiā de
A: first front surface indication tion ài)
B: the initial pulse
C: the first discontinuity indication
D: the first back-surface indication
24. In figure 3, indication C represents: first discontinuity indica-
A: first front surface indication tion
B: first discontinuity indication
C: first back-surface reflection
D: second front surface indication
25. In figure 3, indication D represents the: first back surface reflec-
A: first discontinuity indication tion
B: first back surface reflection
C: second front surface indication
D: second discontinuity indication
26.
