METHODS LEVEL III BASIC
SECTION II EXAM 2026 WITH
QUESTIONS AND CORRECT
ANSWERS | ALREADY GRADED
A+ | GUARANTEED PASS | ASNT
LEVEL III BASIC SECTION 11
LATEST VERSION 2026
Discontinuities that are not readily detectable by acoustic emission testing are: -
ANSWER- Rounded Inclusions
The total energy loss of a propagating wave is called: - ANSWER- attenuation.
The Kaiser effect refers to: - ANSWER- the behavior where emission from a
source will not occur until the previous load is exceeded.
The felicity effect is useful in evaluating: - ANSWER- fiber-reinforced plastic
components.
,The kaiser effect is useful in distinguishing: - ANSWER- mechanical noise from
growing discontinuities
The term "counts" refers to the : - ANSWER- number of times a signal crosses a
preset threshold
The acoustic emission signal amplitude is related to: - ANSWER- the intensity of
the source.
Threshold settings are determined by the: - ANSWER- background noise level
Background Noise can be reduced by: - ANSWER- electronic filtering
Eddy Current are circulating electrical currents induced in conductive materials by:
- ANSWER- an alternating magnetic field.
Which of the following is not a disadvantage of using a surface probe coil for the
electromagnetic inspection of small diameter tubing? - ANSWER- Inability to
detect small discontinuities.
The term "Fill factor" applies to: - ANSWER- a surface coil
Which of the following materials would be more likely used as a mounting
material for a probe coil? - ANSWER- Plastic.
Which of the following is not commonly used eddy current testing read-out
mechanism? - ANSWER- Signal generator.
Reference standards used for electromagnetic testing: - ANSWER- must be
constructed from the same material of the object being inspected.
, Which of the following conditions is not important when selecting specimens to be
used as reference standards? - ANSWER- If the material is aluminum, the surface
should be anodized.
Which of the following conditions would be the most difficult to detect when
testing a rod using an encircling coil? - ANSWER- A small inclusion in the center
of the rod.
The thickness of nonconductive coatings on a conductive base can be simply
measured by: - ANSWER- observing the liftoff effect caused by the coating.
Some of the products commonly tested using encircling coils are: - ANSWER-
rods, tubes, and wire.
It is often possible to sort various alloys of a nonmagnetic metal by means of an
electromagnetic test when: - ANSWER- there is a unique range of conductivity
values for each alloy.
The method used to generate eddy current in a test specimen using a coil can most
closely be compared with the action of a: - ANSWER- Transformer
Electromagnetic testing relies on the principle of: - ANSWER- electromagnetic
induction
When the electrical current in an eddy current coil reverses direction, the: -
ANSWER- direction of the eddy current in the test part also reverses.
In order to generate measurable eddy current in a test specimen, the specimen must
be: - ANSWER- an electrical conductor.
The magnetic field generated by the eddy current induced in a test specimen: -