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Test your basic knowledge |
Welding Vocab 2
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. 70% of the heat is concentrated in the workpiece; 30% of the heat is concentrated in the tungsten electrode; Deep penetration; Narrow weld area; welding other materials than aluminum or magnesium
voltage
DCEN
vapors
asphyxiation
2. A cloud- like area where welding fume collects
DCEP
fume plume
DOT
rimmed steel
3. Cut - notch or groove; quantity of something cut at the same time
electrode
low alloy steel
kerf
DCEP
4. Discontinuity in a groove weld in which the weld metal doesn't extend through the joint thickness.
incomplete joint penetration
DOT
MSDS
position
5. Fastening firmly together
porosity
soldering
arc length
alphanumeric
6. To treat - combine - or impregnate with carbon - as when casehardening steel.
carburizing
asphyxiation
TLV
pinch points
7. Planar weld discontinuity in which fusion does not occur between the weld metal and base metal or between adjoining weld beads
TLV
incomplete fusion
prefix
inert gas
8. Shield consisting of an arrangement of metal mesh or plates designed to protect electronic equipment from ambient electromagnetic interference
orifice
shielding
DC
electrode
9. 'kilo- pound[- force] per square inch') is 1000 psi
ksi
DOT
nonferrous
prefix
10. Direct Current
shielding
ANSI 287.1
DC
kerf
11. An affix that is added at the end of the word
combustibles
dray
rimmed steel
suffix
12. A set of rules or principles or laws (especially written ones)
NEMA
discontinuity
code
ACGIH
13. PSI (pounds per square inch ) a unit of pressure equal to 6.895 x 10 Pa or 51.71 torr
suffix
asphyxiation
psi
ANSI
14. A conductor used to make electrical contact with some part of a circuit
flux
electrode
DCEP
soldering
15. Threshold Limit Value (TLV) of a chemical substance is a level to which it is believed a worker can be exposed day after day for a working lifetime without adverse health effects.
arc blow
flux
TLV
DCEP
16. Procedure To prevent the accidental release of energy to equipment being cleaned -
carbon steel
inert gas
lock - tag and try
DC
17. The property of being porous;being able to absorb fluids
pinch points
code
porosity
undercut
18. A homogeneous solid that can exist over a range of component chemicals
kerf
ferrous
tensile strength
solid solution
19. Put into a certain place or abstract location
ANSI 287.1
fume plume
combustibles
position
20. A vehicle used to haul goods ; especially : a strong cart or wagon without sides
dray
DC
ANSI 287.1
fume plume
21. Of or relating to or containing iron
voltage
toxic
ferrous
tensile strength
22. American National Standards Institute; the governing body for standards in the U.S.
vapors
electrode
DOT
ANSI
23. (physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors
discontinuity
plasma
toxic
ksi
24. Of or relating to or caused by a toxin or poison
lock - tag and try
hot work permit
toxic
inert gas
25. Air conditioning; alternating current
alloy
shielding
ACGIH
ac
26. Of or relating to sytems made up of combination of letters and numbers
alphanumeric
lock - tag and try
ANSI
position
27. Lack of connection of continuity
discontinuity
carburizing
hot work permit
rimmed steel
28. American Welding Society
DCEP
soldering
AWS
low alloy steel
29. The surface of a material in contact with another to which it is or will be joined
faying surface
hot work permit
pinch points
undercut
30. A low- carbon steel containing sufficient iron oxide to give a continuous evolution of carbon monoxide while the ingot is solidifying - resulting in a case or rim of metal virtually free of voids. Sheet and strip products made from rimmed steel ingot
ferrous
solid solution
rimmed steel
TLV
31. These are areas where your hands can become trapped or mashed between two objects
combustibles
carbon steel
incomplete fusion
pinch points
32. An aperture or hole opening into a bodily cavity
NEMA
orifice
alloy
hot work permit
33. Used to achieve better hardenability - which in turn improves its other mechanical properties. They are also used to increase corrosion resistance in certain environmental conditions. Difficult to weld.
low alloy steel
code
discontinuity
toxic
34. A mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten
DOT
alloy
porosity
cryogenic
35. Cut away material from the underside of (an object) so as to leave an overhanging portion in relief
brazing
weld
undercut
ACGIH
36. A permit system for Hot Work is required by the State Fire Prevention Code and OSHA
nonferrous
hot work permit
ac
alloy
37. A phenomenon associated with surface tension and resulting in the elevation or depression of liquids in capillaries
alphanumeric
inert gas
capillary action
MSDS
38. An affix that added in front of the word
voltage
prefix
psi
TLV
39. Materials or liquids that catch fire easily
ac
arc blow
DOT
combustibles
40. Visible particles of matter suspended in the air - such as mist or smoke
faying surface
DC
vapors
MSDS
41. The strength of material expressed as the greatest longitudinal stress it can bear without tearing apart
alloy
ferrous
fume plume
tensile strength
42. National Electrical Manufaturers Association
NEMA
orifice
ANSI
code
43. The difference in electrical charge between two points in a circuit expressed in volts
DC
voltage
coalescence
brazing
44. A metal joint formed by softening with heat and fusing or hammering together
position
dray
psi
weld
45. A condition that occurs when the arc does not follow its intended path from the electrode to the workpiece. Arc blow can cause undesirable weld beads.
arc blow
DOT
combustibles
porosity
46. Department of Transportation
alloy
undercut
cryogenic
DOT
47. A government agency in the Department of Labor to maintain a safe and healthy work environment
alphanumeric
ac
nonferrous
OSHA
48. A widely used abbreviation for Material Safety Data Sheet. A MSDS contains details of the hazards associated with a chemical - and gives information on its safe use.
MSDS
coalescence
undercut
flux
49. In constant change
plasma
incomplete fusion
flux
ACGIH
50. The basic unit of electric current adopted under the Systeme International d'Unites
ampere
flammable
flux
prefix