NDT - Magnetic Particle Level I Practice
Question with Answers Guide 2026
1. Magnetic particle testing will detect discontinuities in B. Ferromagnetic materi-
A. Conductors of electricity als
B. Ferromagnetic materials
C. Paramagnetic materials
D. Diamagnetic materials
2. Magnetic particle testing can be used to reveal which A. Surface and near-sur-
of the following discontinuities face discontinuities
A Surface and near-surface discontinuities
B. Surface discontinuities only
C. Surface and near surface paramagnetic discontinu-
ities
D. Surface paramagnetic discontinuities only
3. A magnetic field exists within and around D. Permanent magnets
A. Aluminum, copper, and plastic parts and longitudinally magne-
B. Unmagnetized ferromagnetic parts tized test objects
C. Permanent magnets and circularly magnetized
parts
D. Permanent magnets and longitudinally magnetized
test objects
4. Some discontinuities too small to be seen without B. They disrupt the mag-
magnification can be seen with the unaided eye during netic field and small par-
magnetic particle testing because ticles will collect to form a
A. They interrupt the magnetic field and form an indi- visual indication of the dis-
cation of the type of current being applied continuity
B. They disrupt the magnetic field and small particles
will collect to form a visual indication of the disconti-
nuity
C. They run parallel to the magnetic field
D. They run perpendicular to the magnetic field
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, NDT - Magnetic Particle Level I Practice
Question with Answers Guide 2026
5. Magnetic particle testing can be effectively used on Ferromagnetic materials
which of the following?
6. Ferromagnetic materials are Capable of being magne-
tized
7. Ferromagnetic materials are strongly attracted to Magnetic fields
8. A material is easily magnetized if it is Ferromagnetic
9. Diamagnetic materials are by a magnetic Weakly repelled
field.
10. Magnetic lines of force (magnetic flux): Never cross each other
11. Magnetic particle testing cannot be used on parts Copper
whose main content is
12. When would you use magnetic particle testing on A technician would never
paramagnetic materials? use magnetic particle on
paramagnetic material
13. A bar magnet that is cut in half will produce which of Two north and two south
the following? poles
14. A continuous circular (ring shaped) test object without No detectable
a leakage magnetic field will have north
and south poles.
15. Surface discontinuities that disrupt the flow of mag- Attract magnetic particles
netic flux lines will and form a sharp visible
indication
16.
2/7
Question with Answers Guide 2026
1. Magnetic particle testing will detect discontinuities in B. Ferromagnetic materi-
A. Conductors of electricity als
B. Ferromagnetic materials
C. Paramagnetic materials
D. Diamagnetic materials
2. Magnetic particle testing can be used to reveal which A. Surface and near-sur-
of the following discontinuities face discontinuities
A Surface and near-surface discontinuities
B. Surface discontinuities only
C. Surface and near surface paramagnetic discontinu-
ities
D. Surface paramagnetic discontinuities only
3. A magnetic field exists within and around D. Permanent magnets
A. Aluminum, copper, and plastic parts and longitudinally magne-
B. Unmagnetized ferromagnetic parts tized test objects
C. Permanent magnets and circularly magnetized
parts
D. Permanent magnets and longitudinally magnetized
test objects
4. Some discontinuities too small to be seen without B. They disrupt the mag-
magnification can be seen with the unaided eye during netic field and small par-
magnetic particle testing because ticles will collect to form a
A. They interrupt the magnetic field and form an indi- visual indication of the dis-
cation of the type of current being applied continuity
B. They disrupt the magnetic field and small particles
will collect to form a visual indication of the disconti-
nuity
C. They run parallel to the magnetic field
D. They run perpendicular to the magnetic field
1/7
, NDT - Magnetic Particle Level I Practice
Question with Answers Guide 2026
5. Magnetic particle testing can be effectively used on Ferromagnetic materials
which of the following?
6. Ferromagnetic materials are Capable of being magne-
tized
7. Ferromagnetic materials are strongly attracted to Magnetic fields
8. A material is easily magnetized if it is Ferromagnetic
9. Diamagnetic materials are by a magnetic Weakly repelled
field.
10. Magnetic lines of force (magnetic flux): Never cross each other
11. Magnetic particle testing cannot be used on parts Copper
whose main content is
12. When would you use magnetic particle testing on A technician would never
paramagnetic materials? use magnetic particle on
paramagnetic material
13. A bar magnet that is cut in half will produce which of Two north and two south
the following? poles
14. A continuous circular (ring shaped) test object without No detectable
a leakage magnetic field will have north
and south poles.
15. Surface discontinuities that disrupt the flow of mag- Attract magnetic particles
netic flux lines will and form a sharp visible
indication
16.
2/7
