12662917
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Quiz von Kelan Baptiste, aktualisiert more than 1 year ago
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Erstellt von Kelan Baptiste
vor fast 7 Jahre
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Frage 1
Frage
1) which of the following is a function of the flux coating of a smaw electrode
Antworten
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a. Insulating
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b. Alloying
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C. Deoxidation
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d. Shielding
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e. All of the above
Frage 2
Frage
2) In the AWS system of smaw electrode designations the next to the last digit refers to
Antworten
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a. Impact strength
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b. Electronic coating
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C, Welding position
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d. Strength
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e. None of the above
Frage 3
Frage
3) which of the following is an incorrect statement about a smaw electrode designation as E 7024
Antworten
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a. It is low hydrogen type
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b. The well deposit has a minimum tensile strength of 70000 PSI
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C. It is suitable for use in the flat and horizontal fillet positions only
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d. It is an electrode for welding carbon steel
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e. None of the above
Frage 4
Frage
4. Of the following which is not an essential part of a typical smaw system
Antworten
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a. Constant current power supply
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b. Wire feeder
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C, Covered electrode
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d. Electrode lead
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e. Work lead
Frage 5
Frage
5. Which of the following welding problem is the result of a distorted magnetic field that deflects the welding Arc
Antworten
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a. Cracks
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b. Wire feeder
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c Arc blow
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d. Insufficient welding current
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e, all of the above
Frage 6
Frage
6) which of the following is not considered a type of metal transfer for gmaw
Antworten
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a. Short circuiting
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b. Spray
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C. Globular
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d. Droplet
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e. Pulsed arc
Frage 7
Frage
7) which of the following types of metal transfer in gmaw provides the lowest amount of heat to the work piece and is therefore prone to an incomplete Fusion
Antworten
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a. Short circuiting
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b. Spray
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C, globular
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d. Droplet
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e. Pulsed arc
Frage 8
Frage
8) which of the following gases can be used as a shielding gases for gmaw
Antworten
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a. Carbon dioxide
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b. Argon oxygen
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C. Argon carbon dioxide
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d. Argon
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e, all of the above
Frage 9
Antworten
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a. Smaw
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b. Gmaw
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C, fcaw
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d. Saw
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e, esw
Frage 10
Frage
10) which of the following is not considered an arc welding process
Antworten
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a. Smaw
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b. Gmaw
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C, fcaw
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d. Esw
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e. None of the above
Frage 11
Frage
11) in the electrode designations system for fcaw the second digit (1) in an electrode Marked (E 71T -5 ) refers to
Antworten
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a. Strength
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b. Welding position
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C. Chemical composition
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d. Usability
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e. None of the above
Frage 12
Frage
12) which of the following is not always an essential element of an fcaw system
Antworten
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a. Constant voltage power supply
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b. Tubular electrode
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c. Wire feeder
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d. External shielding gas
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e. Work lead
Frage 13
Frage
13) what aspect of the gtaw and the Paw processes makes them different from the other arc welding processes
Antworten
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a. Non-consumable electrode
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b. Power supply
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c. Shielding
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d. All of the above
Frage 14
Frage
14) shielding for the gtaw and the Paw processes is primarily accomplished through the use of
Antworten
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a. Granular flux
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b. Slag
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C. Inert gas
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d. Oxygen
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e. None of the above
Frage 15
Frage
15) a green stripe on a tungsten electrode designates
Antworten
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a. Pure tungsten
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b. 1% thoriated tungsten
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c, 2% thoriated tungsten
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d. Zirconiated tungsten
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e. None of the above
Frage 16
Frage
16) when welding aluminium with the gtaw process what type of welding current is most commonly used
Antworten
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a. Dcep
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b. Dcen
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C. AC
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d.A & B above
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e.A and C above
Frage 17
Frage
17) Saw and esw processes are similar in that
Antworten
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a. Both are an arc welding process
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b. Both use shielding gases
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C. Both use a granular flux which becomes Molten
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d. A & B above
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e. A and c above
Frage 18
Frage
18) the diagram depicts What welding process
Antworten
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a. Smaw
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b. Esw
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c. Fcaw
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d. S AW
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e.GMAW
Frage 19
Frage
19) solidification cracking due to improper width to depth ratio of the weld bead is a serious problem primarily with which welding process
Antworten
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a. Smaw
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b. Ofc
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c SAW
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d. All of the above
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e, None of the above
Frage 20
Frage
20) which one of the following processes is typically used in the flat position unless special apparatus is employed
Antworten
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a. Gmaw
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b. S aw
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c. Fcaw
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d. Smaw
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e. Gtaw
Frage 21
Frage
21) which of the following are not common to both gtaw and p a w
Antworten
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a. Non-consumable tungsten electrode
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b. Constricting orifice
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C. Shielding gas nozzle
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d. Externally applied filler metal
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e. None of the above
Frage 22
Frage
22) what technique is employed with Paw to produce full penetration weld without Edge preparation
Antworten
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a. Stringer beads
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b. Weave beads
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C, Keyhole
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d. Backstep
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e. None of the above
Frage 23
Frage
23) What welding process produces weld in a single pass with the progression uphill along the joint
Antworten
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a. Saw
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b. Esw
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C, fcaw
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d.A and B above
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e.B and c above
Frage 24
Frage
24. Which of the following is not an advantage of the esw process
Antworten
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A. High deposition rate
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B. Ease of setup
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C. Capable of joining thick sections
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D. New tendency of angular distortion
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E. None of the above
Frage 25
Frage
25. Which welding process is considered to be a chemical welding process
Antworten
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A. SMAW
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B. ESW
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C. SAW
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D. OAW
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E. None of the above
Frage 26
Frage
26. Which arc welding process provides a very efficient means of joining attachments to some planar surfaces
Antworten
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A. OAW
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B. SW
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C. GMAW
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D. GTAW
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E. SMAW
Frage 27
Frage
27. Brazing differs from welding in that
Antworten
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A. No filler metal is used
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B. An oxy fuel flame is used
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C. The base metal is not melted
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D. All of the above
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E. None of the above
Frage 28
Frage
28. For satisfactory results a braze joint should have
Antworten
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A. Clean joint surfaces
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B. A small clearance between pieces to be joined
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C. A large surface area for the joint area
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D. Heat source
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E. All of the above
Frage 29
Frage
29. Which of the following is an advantage of brazing
Antworten
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A. Ease of joining thick sections
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B. Ability to join dissimilar metals
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C. Ability to join thin sections
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D. A and B
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E. B and C
Frage 30
Frage
30. Of the following Metals which cannot be efficiently cut using ofc
Antworten
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A. High carbon steel
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B. Low carbon steel
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C. Medium carbon steel
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D. Austenitic stainless steel
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E. None of the above
Frage 31
Frage
31. Which of the following gases can be used to perform ofc
Antworten
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A. Methyl acetylene propadiene (MPS)
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B. Propane
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C. Acetylene
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D. Methane (Natural Gas)
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E. All of the above
Frage 32
Frage
32. Which of the following cutting processes can cut any metal
Antworten
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A. OFC
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B. CAC-A
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C. PAC
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D. A and B
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E. B and C
Frage 33
Frage
33. The width of a cut is referred to as the
Antworten
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A. Gap
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B. Dross
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C. Kerf
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D. Drag
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E. None of the above
Frage 34
Frage
34. The smaw power source can be
Antworten
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A. DECN
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B. AC
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C. DECP
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D. All of the above
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E. A and C
Frage 35
Frage
35. Of the following which is a non-contact welding process requires no electrodes and is not influenced by the presence of magnetic fields
Antworten
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A. ESW
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B. PAW
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C. LBW
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D. A and B
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E. None of the above
Frage 36
Frage
36. Which of the following uses a focused beam of electrons as a heat source for Fusion welding
Antworten
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A. EBW
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B. ESW
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C. EGW
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D. A and C
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E. None of the above
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