Quiz
W.I.T. Chapter 3: welding and cutting processes
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Perguntas do quiz (36)
11) which of the following is a function of the flux coating of a smaw electrode
- Aa. Insulating
- Bb. Alloying
- CC. Deoxidation
- Dd. Shielding
- Ee. All of the above
22) In the AWS system of smaw electrode designations the next to the last digit refers to
- Aa. Impact strength
- Bb. Electronic coating
- CC, Welding position
- Dd. Strength
- Ee. None of the above
33) which of the following is an incorrect statement about a smaw electrode designation as E 7024
- Aa. It is low hydrogen type
- Bb. The well deposit has a minimum tensile strength of 70000 PSI
- CC. It is suitable for use in the flat and horizontal fillet positions only
- Dd. It is an electrode for welding carbon steel
- Ee. None of the above
44. Of the following which is not an essential part of a typical smaw system
- Aa. Constant current power supply
- Bb. Wire feeder
- CC, Covered electrode
- Dd. Electrode lead
- Ee. Work lead
55. Which of the following welding problem is the result of a distorted magnetic field that deflects the welding Arc
- Aa. Cracks
- Bb. Wire feeder
- Cc Arc blow
- Dd. Insufficient welding current
- Ee, all of the above
66) which of the following is not considered a type of metal transfer for gmaw
- Aa. Short circuiting
- Bb. Spray
- CC. Globular
- Dd. Droplet
- Ee. Pulsed arc
77) 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
- Aa. Short circuiting
- Bb. Spray
- CC, globular
- Dd. Droplet
- Ee. Pulsed arc
88) which of the following gases can be used as a shielding gases for gmaw
- Aa. Carbon dioxide
- Bb. Argon oxygen
- CC. Argon carbon dioxide
- Dd. Argon
- Ee, all of the above
99) what type of welding process is pictured
- Aa. Smaw
- Bb. Gmaw
- CC, fcaw
- Dd. Saw
- Ee, esw
1010) which of the following is not considered an arc welding process
- Aa. Smaw
- Bb. Gmaw
- CC, fcaw
- Dd. Esw
- Ee. None of the above
1111) in the electrode designations system for fcaw the second digit (1) in an electrode Marked (E 71T -5 ) refers to
- Aa. Strength
- Bb. Welding position
- CC. Chemical composition
- Dd. Usability
- Ee. None of the above
1212) which of the following is not always an essential element of an fcaw system
- Aa. Constant voltage power supply
- Bb. Tubular electrode
- Cc. Wire feeder
- Dd. External shielding gas
- Ee. Work lead
1313) what aspect of the gtaw and the Paw processes makes them different from the other arc welding processes
- Aa. Non-consumable electrode
- Bb. Power supply
- Cc. Shielding
- Dd. All of the above
1414) shielding for the gtaw and the Paw processes is primarily accomplished through the use of
- Aa. Granular flux
- Bb. Slag
- CC. Inert gas
- Dd. Oxygen
- Ee. None of the above
1515) a green stripe on a tungsten electrode designates
- Aa. Pure tungsten
- Bb. 1% thoriated tungsten
- Cc, 2% thoriated tungsten
- Dd. Zirconiated tungsten
- Ee. None of the above
1616) when welding aluminium with the gtaw process what type of welding current is most commonly used
- Aa. Dcep
- Bb. Dcen
- CC. AC
- Dd.A & B above
- Ee.A and C above
1717) Saw and esw processes are similar in that
- Aa. Both are an arc welding process
- Bb. Both use shielding gases
- CC. Both use a granular flux which becomes Molten
- Dd. A & B above
- Ee. A and c above
1818) the diagram depicts What welding process
- Aa. Smaw
- Bb. Esw
- Cc. Fcaw
- Dd. S AW
- Ee.GMAW
1919) solidification cracking due to improper width to depth ratio of the weld bead is a serious problem primarily with which welding process
- Aa. Smaw
- Bb. Ofc
- Cc SAW
- Dd. All of the above
- Ee, None of the above
2020) which one of the following processes is typically used in the flat position unless special apparatus is employed
- Aa. Gmaw
- Bb. S aw
- Cc. Fcaw
- Dd. Smaw
- Ee. Gtaw
2121) which of the following are not common to both gtaw and p a w
- Aa. Non-consumable tungsten electrode
- Bb. Constricting orifice
- CC. Shielding gas nozzle
- Dd. Externally applied filler metal
- Ee. None of the above
2222) what technique is employed with Paw to produce full penetration weld without Edge preparation
- Aa. Stringer beads
- Bb. Weave beads
- CC, Keyhole
- Dd. Backstep
- Ee. None of the above
2323) What welding process produces weld in a single pass with the progression uphill along the joint
- Aa. Saw
- Bb. Esw
- CC, fcaw
- Dd.A and B above
- Ee.B and c above
2424. Which of the following is not an advantage of the esw process
- AA. High deposition rate
- BB. Ease of setup
- CC. Capable of joining thick sections
- DD. New tendency of angular distortion
- EE. None of the above
2525. Which welding process is considered to be a chemical welding process
- AA. SMAW
- BB. ESW
- CC. SAW
- DD. OAW
- EE. None of the above
2626. Which arc welding process provides a very efficient means of joining attachments to some planar surfaces
- AA. OAW
- BB. SW
- CC. GMAW
- DD. GTAW
- EE. SMAW
2727. Brazing differs from welding in that
- AA. No filler metal is used
- BB. An oxy fuel flame is used
- CC. The base metal is not melted
- DD. All of the above
- EE. None of the above
2828. For satisfactory results a braze joint should have
- AA. Clean joint surfaces
- BB. A small clearance between pieces to be joined
- CC. A large surface area for the joint area
- DD. Heat source
- EE. All of the above
2929. Which of the following is an advantage of brazing
- AA. Ease of joining thick sections
- BB. Ability to join dissimilar metals
- CC. Ability to join thin sections
- DD. A and B
- EE. B and C
3030. Of the following Metals which cannot be efficiently cut using ofc
- AA. High carbon steel
- BB. Low carbon steel
- CC. Medium carbon steel
- DD. Austenitic stainless steel
- EE. None of the above
3131. Which of the following gases can be used to perform ofc
- AA. Methyl acetylene propadiene (MPS)
- BB. Propane
- CC. Acetylene
- DD. Methane (Natural Gas)
- EE. All of the above
3232. Which of the following cutting processes can cut any metal
- AA. OFC
- BB. CAC-A
- CC. PAC
- DD. A and B
- EE. B and C
3333. The width of a cut is referred to as the
- AA. Gap
- BB. Dross
- CC. Kerf
- DD. Drag
- EE. None of the above
3434. The smaw power source can be
- AA. DECN
- BB. AC
- CC. DECP
- DD. All of the above
- EE. A and C
3535. Of the following which is a non-contact welding process requires no electrodes and is not influenced by the presence of magnetic fields
- AA. ESW
- BB. PAW
- CC. LBW
- DD. A and B
- EE. None of the above
3636. Which of the following uses a focused beam of electrons as a heat source for Fusion welding
- AA. EBW
- BB. ESW
- CC. EGW
- DD. A and C
- EE. None of the above
Informações
- Descrição
- CHAPTER 3
- Autor
- Kelan Baptiste
- Idioma
- English
- Visualizações
- 390
- Avaliação
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