5/18/25, 6:30 PM ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | LATEST EXAM |…
ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) |
ALL QUESTIONS AND CORRECT ANSWERS |
GRADED A+ | LATEST EXAM | VERIFIED
ANSWERS
Terms in this set (98)
I. A test specimen used as .C. reference standard
a basis for calibrating test
cquipment or as a
comparison when
evaluating test results is
referred to as a:
a. null-balancer
b. phase shifter .
C. reference standard
d. high pass filter
In an eddy current testing .d. all of the above
situation, which of the
following can provide
sources of noise?
a. instrumentation
electronic circuits
b. nonspecific variations
within the test object
c. electrical interference
d. all of the above
1/37
,5/18/25, 6:30 PM ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | LATEST EXAM |…
3. The ratio of the b. signal-to-noise ratio
response or amplitude
from signals of interest to
the response or amplitude
of indications that contain
no useful information for
the test being conducted
is referred to as:
a. Poisson's ratio
b. signal-to-noise ratio
c. the conductivity-to-
permeability ratio
d. the reactance-to-
resistance ratio
4. IACS is a recognized d. International Annealed Copper Standard
abbreviation for:
a. Induced Alternating
Current System
b. Inductively-Activated
Comparison System
c. Internal Applied Current
System
d. International Annealed
Copper Standard
Which of the following is c. liquid couplant
not a basic component of
eddy current equipment?
a. amplifier
b. coil
c. liquid couplant
d. detector
2/37
,5/18/25, 6:30 PM ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | LATEST EXAM |…
The process of comparing a. calibration
the reading or output of
an instrument, device, or
dial with a standard to
determine the instrument's
accuracy, capacity, or
graduations is referred to
as:
a. calibration
b. differentiation
c. integration
d. phase shifting
When'conducting an eddy b. with the reference standard in one coil and an
current test using a acceptable test specimen in the other coil
differential comparison
coil arrangement that
compares an external
reference standard with
the test specimen, the
system should be nulled
or balanced:
a. with only the reference
standard in one coil
b. with the reference
standard in one coil and
an acceptable test
specimen in the other coil
c. with the reference
standard in one coil and
an unacceptable test
specimen in the other coil
d. with only the test
specimen in one coil
3/37
, 5/18/25, 6:30 PM ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | LATEST EXAM |…
The impedance of an • a. test frequency increases
eddy current test coil will
increase if the:
a. test frequency increases
b. inductive reactance of
the coil decreases
c. inductance of the coil
decreases
d. resistance of the coil
decreases
Some of the products a. rods, tubes, and wire
commonly tested using
encircling coils are:
a. rods, tubes, and wire
b. plate when
volumetrically inspected
c. sheets and metalized
foil
d. al of the above
Which of the following a. 0.95 (95%
would normally be
considered the best fill
factor when testing
straight tubing with an
encircling or feedthrough
coil?
a. 0.95 (95%)
b. 1.75 (175%)
c. 0.50 (50%)
d. 0.25 (25%)
4/37
ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) |
ALL QUESTIONS AND CORRECT ANSWERS |
GRADED A+ | LATEST EXAM | VERIFIED
ANSWERS
Terms in this set (98)
I. A test specimen used as .C. reference standard
a basis for calibrating test
cquipment or as a
comparison when
evaluating test results is
referred to as a:
a. null-balancer
b. phase shifter .
C. reference standard
d. high pass filter
In an eddy current testing .d. all of the above
situation, which of the
following can provide
sources of noise?
a. instrumentation
electronic circuits
b. nonspecific variations
within the test object
c. electrical interference
d. all of the above
1/37
,5/18/25, 6:30 PM ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | LATEST EXAM |…
3. The ratio of the b. signal-to-noise ratio
response or amplitude
from signals of interest to
the response or amplitude
of indications that contain
no useful information for
the test being conducted
is referred to as:
a. Poisson's ratio
b. signal-to-noise ratio
c. the conductivity-to-
permeability ratio
d. the reactance-to-
resistance ratio
4. IACS is a recognized d. International Annealed Copper Standard
abbreviation for:
a. Induced Alternating
Current System
b. Inductively-Activated
Comparison System
c. Internal Applied Current
System
d. International Annealed
Copper Standard
Which of the following is c. liquid couplant
not a basic component of
eddy current equipment?
a. amplifier
b. coil
c. liquid couplant
d. detector
2/37
,5/18/25, 6:30 PM ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | LATEST EXAM |…
The process of comparing a. calibration
the reading or output of
an instrument, device, or
dial with a standard to
determine the instrument's
accuracy, capacity, or
graduations is referred to
as:
a. calibration
b. differentiation
c. integration
d. phase shifting
When'conducting an eddy b. with the reference standard in one coil and an
current test using a acceptable test specimen in the other coil
differential comparison
coil arrangement that
compares an external
reference standard with
the test specimen, the
system should be nulled
or balanced:
a. with only the reference
standard in one coil
b. with the reference
standard in one coil and
an acceptable test
specimen in the other coil
c. with the reference
standard in one coil and
an unacceptable test
specimen in the other coil
d. with only the test
specimen in one coil
3/37
, 5/18/25, 6:30 PM ET ASNT LEVEL 1 EXAM (ACTUAL EXAM 2025) | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | LATEST EXAM |…
The impedance of an • a. test frequency increases
eddy current test coil will
increase if the:
a. test frequency increases
b. inductive reactance of
the coil decreases
c. inductance of the coil
decreases
d. resistance of the coil
decreases
Some of the products a. rods, tubes, and wire
commonly tested using
encircling coils are:
a. rods, tubes, and wire
b. plate when
volumetrically inspected
c. sheets and metalized
foil
d. al of the above
Which of the following a. 0.95 (95%
would normally be
considered the best fill
factor when testing
straight tubing with an
encircling or feedthrough
coil?
a. 0.95 (95%)
b. 1.75 (175%)
c. 0.50 (50%)
d. 0.25 (25%)
4/37
