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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. 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.
ampere
TLV
flammable
plasma
2. The act of splashing a (liquid) substance on a surface
spatter
MSDS
discontinuity
faying surface
3. PSI (pounds per square inch ) a unit of pressure equal to 6.895 x 10 Pa or 51.71 torr
ANSI 287.1
toxic
psi
MSDS
4. A phenomenon associated with surface tension and resulting in the elevation or depression of liquids in capillaries
position
suffix
capillary action
alphanumeric
5. Of or relating to sytems made up of combination of letters and numbers
incomplete joint penetration
dray
DC
alphanumeric
6. Of or relating to or containing iron
spatter
rimmed steel
dray
ferrous
7. National Electrical Manufaturers Association
capillary action
NEMA
incomplete fusion
alphanumeric
8. Lack of connection of continuity
discontinuity
filler metal
carbon steel
undercut
9. Cut - notch or groove; quantity of something cut at the same time
alphanumeric
toxic
discontinuity
kerf
10. A vehicle used to haul goods ; especially : a strong cart or wagon without sides
dray
pinch points
position
tensile strength
11. Direct Current
DCEN
discontinuity
toxic
DC
12. Possible to burn
flammable
code
toxic
voltage
13. A movement forward
discontinuity
porosity
asphyxiation
progression
14. A cloud- like area where welding fume collects
undercut
fume plume
vapors
arc length
15. A set of rules or principles or laws (especially written ones)
DCEN
kerf
incomplete fusion
code
16. A mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten
porosity
alloy
incomplete fusion
DC
17. The basic unit of electric current adopted under the Systeme International d'Unites
incomplete joint penetration
lock - tag and try
undercut
ampere
18. The distance from which the electrode is from the base metal while you're welding.
arc length
psi
position
ampere
19. An affix that is added at the end of the word
code
faying surface
suffix
incomplete fusion
20. A metal joint formed by softening with heat and fusing or hammering together
plasma
combustibles
weld
incomplete fusion
21. Put into a certain place or abstract location
flux
incomplete fusion
position
DCEN
22. The American Conference of Governmental Industrial Hygienists (ACGIH); develops TLVs and BEIs as guidelines to assist in the control of health hazards
solid solution
undercut
ACGIH
toxic
23. 30% of the heat is concentrated in the workpiece; 70% of the heat in concentrated in the tungsten electrode; Shallow penetration; Wide weld area; used only for welding thin sheet metal where low current is sufficient.
DCEP
orifice
fume plume
pinch points
24. To cause to die or lose consciousness by impairing normal breathing - as by gas or other noxious agents; choke; suffocate; smother.
asphyxiation
ampere
psi
DCEN
25. Cut away material from the underside of (an object) so as to leave an overhanging portion in relief
inert gas
cryogenic
carbon steel
undercut
26. A conductor used to make electrical contact with some part of a circuit
flammable
progression
electrode
capillary action
27. A permit system for Hot Work is required by the State Fire Prevention Code and OSHA
position
filler metal
soldering
hot work permit
28. A homogeneous solid that can exist over a range of component chemicals
solid solution
arc length
DOT
prefix
29. American Welding Society
cryogenic
psi
AWS
voltage
30. A metal added in the making of a joint through welding - brazing - or soldering.
DOT
ferrous
filler metal
spatter
31. The difference in electrical charge between two points in a circuit expressed in volts
incomplete joint penetration
faying surface
voltage
soldering
32. These are areas where your hands can become trapped or mashed between two objects
pinch points
electrode
combustibles
carbon steel
33. The surface of a material in contact with another to which it is or will be joined
hot work permit
flammable
TLV
faying surface
34. Fastening firmly together
rimmed steel
soldering
electrode
prefix
35. 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
kerf
progression
rimmed steel
coalescence
36. Any of the chemically inert gaseous elements of the helium group in the periodic table
inert gas
weld
arc blow
incomplete fusion
37. An affix that added in front of the word
code
alloy
shielding
prefix
38. In constant change
flux
lock - tag and try
asphyxiation
MSDS
39. Of or relating to very low temperatures
voltage
ampere
DCEN
cryogenic
40. Planar weld discontinuity in which fusion does not occur between the weld metal and base metal or between adjoining weld beads
tensile strength
shielding
orifice
incomplete fusion
41. Materials or liquids that catch fire easily
vapors
combustibles
suffix
nonferrous
42. 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
DCEN
shielding
NEMA
tensile strength
43. (physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors
filler metal
NEMA
ANSI
plasma
44. Of or relating to or caused by a toxin or poison
DC
cryogenic
toxic
pinch points
45. Air conditioning; alternating current
ac
cryogenic
toxic
inert gas
46. Shield consisting of an arrangement of metal mesh or plates designed to protect electronic equipment from ambient electromagnetic interference
shielding
flux
soldering
OSHA
47. To solder (two pieces of metal) together using a hard solder with a high melting point.
discontinuity
brazing
DOT
capillary action
48. 'kilo- pound[- force] per square inch') is 1000 psi
ACGIH
faying surface
tensile strength
ksi
49. 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.
NEMA
arc blow
position
weld
50. To treat - combine - or impregnate with carbon - as when casehardening steel.
combustibles
incomplete fusion
dray
carburizing