ET ASNT LEVEL I EXAM NEWEST 2025
ACTUAL EXAM COMPLETE 100
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
The characteristics of the alternating magnetic field in the vicinity of the ac coil are affected by:
a. the coil parameters
b. the magnitude of the applied ac current
c. the frequency of the applied ac current
d. all of the above - - ANS✔️--d. all of the above
I. A test specimen used as 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 - - ANS✔️--.C. reference standard
In an eddy current testing 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 - - ANS✔️--.d. all of the above
3. The ratio of the 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 - - ANS✔️--b. signal-to-noise ratio
4. IACS is a recognized abbreviation for:
a. Induced Alternating Current System
b. Inductively-Activated Comparison System
c. Internal Applied Current System
d. International Annealed Copper Standard - - ANS✔️--d. International Annealed Copper
Standard
, Which of the following is not a basic component of eddy current equipment?
a. amplifier
b. coil
c. liquid couplant
d. detector - - ANS✔️--c. liquid couplant
The process of comparing 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 - - ANS✔️--a. calibration
When'conducting an eddy current test using a 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 - - ANS✔️--b. with the reference standard in one coil
and an acceptable test specimen in the other coil
ACTUAL EXAM COMPLETE 100
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
The characteristics of the alternating magnetic field in the vicinity of the ac coil are affected by:
a. the coil parameters
b. the magnitude of the applied ac current
c. the frequency of the applied ac current
d. all of the above - - ANS✔️--d. all of the above
I. A test specimen used as 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 - - ANS✔️--.C. reference standard
In an eddy current testing 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 - - ANS✔️--.d. all of the above
3. The ratio of the 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 - - ANS✔️--b. signal-to-noise ratio
4. IACS is a recognized abbreviation for:
a. Induced Alternating Current System
b. Inductively-Activated Comparison System
c. Internal Applied Current System
d. International Annealed Copper Standard - - ANS✔️--d. International Annealed Copper
Standard
, Which of the following is not a basic component of eddy current equipment?
a. amplifier
b. coil
c. liquid couplant
d. detector - - ANS✔️--c. liquid couplant
The process of comparing 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 - - ANS✔️--a. calibration
When'conducting an eddy current test using a 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 - - ANS✔️--b. with the reference standard in one coil
and an acceptable test specimen in the other coil
