Latest AWS CWI Part A Questions and Answers

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WIT-W:2008 Welding Inspection Technology Workbook Chapter 1- Welding Inspection and Certification – Latest 22 Question and Answers

1. Why is there an increasing need for weld quality?

Safety
Economics
Less conservative design
Government regulations
All of the above

2. What AWS document describes the rules for the CWI certification program?

AWS 5.5
AWS D1.1
AWS QC1.
AWS 5.1
AWS 14.1

3. Weld quality control should begin after welding has been initiated.

True
False

4. What are the three welding inspector certifications covered in AWS QC1?

CAWI, CWI, BWI
CWI, CAWI, SCWI
SCWI, CWI, ACWI
Levels I, II, and III

5.What is generally considered to be the most important quality of a welding inspector?

Graduation from a welding vocational program
An engineering degree
An associates’ degree
Professional attitude

6. The vision requirements for a CWI are near vision acuity on:

Jaeger J1 at not less than 24 in
Jaeger J2 at not less than 12 in
Jaeger J2 at not less than 12 in, with or without corrective lenses.
20/20 vision

7. The acronym KASH stands for:

Knowledge, attitude, skills, and habits.
Knowledge, application, skills, and habits
Knowledge, attitude, skills, and honesty
Knowledge, application, skills, and honesty

8. The welding inspector should have a basic understanding of:

Welding processes
Nondestructive testing methods
Codes and standards
All of the above

9. The term used to describe a delay in the production schedule to permit inspection is:

NDE
Hold point
Preinspection
Reference point

10. Inspection report corrections should be made by:

Rewriting the entire report
Reporting the correction to the welding foreman
Telling the welder what was done
Single-line out the error, correct the error, date, and initial

11. A definition of ethics is:

Using common sense and honesty
Living by the rules
Being fair and impartial
Basing decisions on facts
All of the above

12. For communications to be effective, it should form a “continuous loop.”

True
False

13. The welding inspector must often communicate with:

Welders
Supervisors
Welding engineers
Members of management
All of the above

14. NDE personnel (other than CWIs) are typically certified to what document?

AWS QC1
AWS D1.1
API 1104
ASNT SNT-TC-1A

15. You must have a high school diploma to become a CWI

True
False

16. The CWI exam has several parts; these are:

Fundamentals, practical, code
Fundamentals, basic, code
Basic, vision test, fundamental
Code, vision test, practical

17. The CWI exam requires that the AWS D1.1 Code be used for the open book code test.

True
False

18. The CWI exam contains three parts.

True
False

19. The title of the AWS standard A3.0 is:

Filler Metal Specifications
Standard Welding Terms and Definitions.
Guide to CWI Certification
Requirements for CWI Certification

20. API Standard 1104 covers the fabrication of cross-country bridges.

True
False

21. Some of the approved codes/standards for the open book portion of the CWI exam are AWS D1.1, API 1104, AWS D1.5, and AWS D15.1.

True
False

22. Prior to starting a job assignment, the welding inspector should determine:

What code, standard, or specification applies
What inspections should be conducted
When inspections should be conducted
Where records are maintained
All of the above

Click Here To See The Answer Keys of WIT Chapter 1

WIT-W:2008 Welding Inspection Technology Workbook Chapter 2– Safe Practices for Welding Inspectors- Latest 22 Question and Answers

1. The welding inspector is exposed to which of the following safety hazards:

Radiation
Falling objects
Electrical shock
Eye hazards
All of the above

2. A document which covers safety in welding and cutting is:

AWS D1.1
API 1104
ANSI Z49.1
ASME B31.3

3. The most important component of an effective safety and health program is:

Safety rules
Safety procedures
Protective equipment
Management support

4. Safety training is mandated under provisions of:

AWS “Safe Practices”
OSHA
ASME Code
Welding Handbook, Volume 2

5.The abbreviation ‘MSDS’ means:

Management Support and Daily Safety
Material Strength and Discontinuity Sheet
Material Safety Data Sheet
Material Strength and Data Sheet

6. The abbreviation ‘TLV’ means:

Total Linear volume
Threshold Limit Value
Tack Length Value
Threshold Limiting Valve

7. Employers must make all applicable MSDS data available to their employees.

True
False

8. Personnel must be trained to recognize safety hazards.

True
False

9. A ‘Hot Work Permit’ is required for:

All welding operations
All cutting operations
All preheating operations
Areas where a fire hazard may occur during a welding, cutting, or preheating operation

10. Eye hazards found in welding operations include:

Flying particles
Radiation
Smoke and fumes
All of the above

11. Protective equipment not suitable for eye protection from welding radiation includes:

Welding helmets with filter plates
Clear safety goggles
Safety goggles with filter plates
Protective screens

12. Suitable clothing materials for welding and cutting are:

65% cotton, 35% polyester
Wool
Chemically treated cotton
None of the above

13. Before working on equipment where machinery guards have been removed, a ‘Lock, Tag, and Try’ procedure should be completed

True
False

14. In avoiding fumes during welding, the most important factor is:

The type of base metal
The type of filler metal
The type of welding process
The position of the welder’s head

15. It is not important to consider ventilation during welding and cutting operations.

True
False

16. When entering confined spaces, a ‘standby’ is not required.

True
False

17. Some of the toxic materials the welder may be exposed to are:

Cadmium
Chromium
Nickel
Lead
All of the above

18. Proper usage and handling of compressed gas cylinders include:

Not welding on cylinders
Not including the cylinders in the ground or electrical circuit
Securing them properly
Identifying the gas prior to use
All of the above

19. Acetylene becomes unstable above what pressure?

5 psi
10 psi
15 psi
None of the above

20. Oxygen is a flammable gas.

True
False

21. Electric currents above approximately 6 milliamperes are considered:

Not harmful
Primary currents
Harmful
Secondary currents
Primary currents & Harmful

22. When operating gas cylinders, the primary valve should be opened:

All the way on an acetylene cylinder
One turn or less on an acetylene cylinder
B and D Above
All the way on an oxygen cylinder to backseat the valve

Click Here To See The Answer Keys of WIT Chapter 2

WIT-W:2008 Welding Inspection Technology Workbook Chapter 3– Metal Joining and Cutting Processes- Latest 32 Question and Answers

1. Which of the following is a function of the flux coating of a SMAW electrode?

Insulating
Alloying
Deoxidation
Shielding

2. In the AWS system of SMAW electrode designations, the next to the last digit refers to:

Impact strength
Electrode coating
Welding position
Strength

3. Which of the following is an incorrect statement about a SMAW electrode designated as E7024?

It is a low hydrogen type
The weld deposit has a minimum tensile strength of 70 000 psi
It is suitable for use in the flat and horizontal fillet positions only
It is an electrode for welding carbon steel

4. Of the following which is not an essential part of a typical SMAW system?

Constant current power supply
Wire feeder
Covered electrode
Electrode lead

5. Which of the following welding problems is the result of a distorted magnetic field that deflects the welding arc?

Cracks
Short circuiting
ARC Blow
Insufficient welding current

6. Which of the following is not considered a type of metal transfer for GMAW?

Short-circuiting
Spray
Globular
Droplet

7. In the electrode designation system for FCAW, the second digit (1) in an electrode marked (E71T-5) refers to:

Strength
Welding position
Chemical composition
Usability
None of the above

8. Which of the following is not always an essential element of an FCAW system?

Constant voltage power supply
Tubular electrode
Wire feeder
External shielding gas

9. What aspect of the GTAW and PAW processes makes them different from the other arc welding processes?

Non-consumable electrode.
Power supply
Shielding

10. Shielding for the GTAW and PAW processes is primarily accomplished through the use of:

Granular flux
Slag
Inert gas
Oxygen

11. A green stripe on a tungsten electrode designates:

Pure tungsten
1% thoriated tungsten
2% thoriated tungsten
Zirconiated tungsten

12. When welding aluminum with the GTAW process, what type of welding current is most commonly used?

DCEP
DCEN
AC

13. SAW and ESW processes are similar in that:

Both are an arc welding process
Both use shielding gases
Both use a granular flux, which becomes molten

14. The diagram below depicts what welding process?

SMAW
ESW
FCAW
SAW

15. Solidification cracking due to improper width-to-depth ratio of the weld bead is a serious problem primarily with which welding process?

SMAW
OFC
SAW
None of the above

16. Which one of the following processes is typically used in the flat position unless special apparatus is employed?

GMAW
SAW
FCAW
SMAW
GTAW

17. Which of the following are not common to both GTAW and PAW?

Nonconsumable tungsten electrode
Constricting orifice
Shielding gas nozzle
Externally applied filler metal

18. What technique is employed with PAW to produce full penetration welds without a bevel edge preparation?

Stringer beads
Weave beads
Keyhole
Back-step

19. What welding process produces welds in a single pass, with the progression uphill along the joint?

SAW
ESW
FCAW

20. Which of the following is not an advantage of the ESW process?

High deposition rate
Ease of setup
Capable of joining thick sections
No tendency for angular distortion

21. Which welding process is considered to be a chemical welding process?

SMAW
ESW
SAW
OAW

22. Which arc welding process provides a very efficient means of joining attachments to some planar surfaces?

GTAW
SW
GMAW
SMAW

23. Brazing differs from welding in that:

No filler metal is used
The base metal is not melted
An oxyfuel flame is used.
All of the above

24. For satisfactory results, a braze joint should have:

Clean joint surfaces
A small clearance between pieces to be joined
A large surface area for the joint area.
Heat source

25. Which of the following is an advantage of brazing?

Ease of joining thick sections
Ability to join dissimilar metals
Ability to join thin sections

26. Of the following metals, which cannot be efficiently cut using OFC?

High-carbon steel
Low-carbon steel
Medium-carbon steel
None of the above

27. Which of the following gases can be used to perform OFC?

Methylacetylene-propadiene (MPS)
Propane
Acetylene
Methane (natural gas)

28. Which of the following cutting processes can cut any metal?

OFC
CAC-A
PAC

29. The width of a cut is referred to as the:

Gap
Dross
Kerf
Drag

30. The SMAW power source can be:

DCEN
AC
DCEP
All of the above

31. Of the following, which is a noncontact welding process, requires no electrodes, and is not influenced by the presence of magnetic fields?

ESW
PAW
LBW

32. Which of the following uses a focused beam of electrons as a heat source for fusion welding?

EBW
ESW
EGW
None of the above

Click Here To See The Answer Keys of WIT Chapter 3

WIT-W:2008 Welding Inspection Technology Workbook Chapter 4– Weld Joint Geometry and Welding Symbols- Latest 44 Question and Answers

1. Which of the following is not considered a type of joint?

Butt
T
Fillet
Corner

2. The term for the type of joint formed when the two pieces to be joined lie in parallel planes and their edges overlap is:

Corner
Edge
Butt
Lap

3. The term for that portion of a single bevel butt joint where the two pieces to be joined come closest together is:

Radius
Joint root
Bevel angle
Groove angle

4. In a single V-groove weld, the term for the sloped surfaces against which the weld metal is applied is:

Root face
Root
Groove faces
Groove angle

5. The term for the type of weld produced by filling an elongated hole in an overlapping member attaching it to the member beneath is:

Plug weld
Spot weld
Seam weld
Slot weld

6. The term for the type of weld configuration formed when the length of a round bar is placed parallel against a flat surface is:

Double-flare-bevel-groove.
Single-flare-V groove
Edge flange
Corner flange

7. The term for the type of weld used to build up thinned surfaces, provide a layer of corrosion protection, or provide a layer of abrasion-resistant material, is:

Edge weld
Flare weld
Flange weld
Surfacing weld

8. The term for the type of weld applied to the opposite side of a joint before a single V-groove weld is completed on the near side of a joint is:

Melt-through weld
Backing weld.
Back weld
Root weld

9. In a completed groove weld, the term for the surface of the weld on the side from which the welding was done is:

Crown
Weld reinforcement
Weld face
Root

10. In a completed weld, the term for the junction between the weld face and the base metal is:

Root
Weld edge
Weld reinforcement
Toe

11. The term for the type of weld having a generally triangular cross-section and which is applied to either a T, corner, or lap joint is:

Flange weld
Flare weld
Fillet weld
Slot weld

12. The term for the height of the weld face above the base metal in a groove weld is:

Crown
Buildup
Face
Weld reinforcement

13. In a fillet weld, the leg and size are the same for what type of configuration?

Effective throat
Concave weld
Convex weld
Unequal leg fillet

14. When looking at the cross-section of a completed groove weld, the difference between the fusion face and the weld interface is called the:

Depth of fusion
Depth of penetration
Root penetration
Joint penetration

15. For a concave fillet weld, which throat dimensions are the same?

Theoretical and effective
Effective and actual
Theoretical and actual
All of the above

16. In a partial penetration single V-groove weld, the term for the dimension measured from the joint root to where the weld penetration stops is:

Joint penetration
Effective throat
Root penetration
Depth of fusion

17. The size of a spot weld is determined by its:

Depth of fusion
Diameter of weld at point of contact
Depth of penetration
Thickness

18. The primary element of any welding symbol is referred to as the:

Tail
Arrow
Reference line
Arrow side

19. Information appearing above the reference line refers to the:

Nearside
Arrow side
Farside
Other side

20. The graphic description of the type of weld is called the:

Tail
Welding symbol
Weld symbol
Arrow

21. Which of the symbols below describes the weld shown?

A
B
C
D

22. When a weld symbol is centered on the reference line, this indicates:

That the welder can put the weld on either side
That there is no side significance
That the designer doesn’t know where the weld should go
That the welder should weld in whatever position the weld is in

23. The symbol below depicts what type of joint?

Flare V-groove
Flare bevel groove
Edge flange
Corner flange

24. In the welding symbol below, the 1/8 dimension refers to what?

Depth of preparation
Groove angle
Root face
Root opening

25. In the welding symbol below, the 3/4 dimension refers to what?

Weld size
Effective throat
Depth of bevel
Root opening

26. If applied to a 1 in thick weld joint, the welding symbol below describes what type of weld?

Full penetration double bevel-groove weld
Full penetration double V-groove weld
Partial penetration double bevel-groove weld
Partial penetration double V-groove weld

27. A triangular-shaped weld symbol represents what type of weld?

Bevel groove
Flare groove
Flange groove
V-groove
Fillet weld

28. The symbol below describes what type of weld?

Staggered intermittent fillet weld
Chain intermittent fillet weld
Segmented fillet weld
Intermittent fillet weld

29. The first dimension appearing to the immediate right of the weld symbol generally refers to the:

Weld reinforcement
Root opening
Pitch distance
Weld length

30. In the case of a plug or slot weld, a dimension placed within the weld symbol would indicate?

Depth of filling
Slot weld width
Plug weld diameter
Angle of countersink

31. The required spot weld size parameter can be shown as:

A Dimension to the right of the symbol
A Dimension of the required nugget diameter
A Value for the required shear strength per spot
B or C Above

32. A number appearing to the right of the spot weld symbol refers to:

Spot weld size
Spot weld length
Number of spots required
Pitch distance between adjacent spots

33. What elements are required in a welding symbol?

Reference line
Weld symbol
Arrow
A and C Above

34. In the welding symbol below, the supplementary symbol shown on the other side location represents:

Back weld
Backing weld
Melt-through of the weld from arrow side
A and B above

35. The welding symbol below shows the use of what type of completed weld?

Single bevel-groove weld with backing weld
Single bevel-groove weld with back weld
Single V-groove weld with backing weld
Single V-groove weld with back weld

36. The symbol below shows what type of joint configuration?

Square groove
Skewed groove
Sloped groove
Scarf

37. The part of the welding symbol which can be used to convey any additional information that cannot be shown otherwise is referred to as:

The weld symbol
The arrow
The reference line
The tail

38. The welding symbol below shows what type of weld?

Gas metal arc spot weld
Resistance spot weld
Gas metal arc seam weld
Resistance seam weld

39. A number in parentheses just above/below the weld symbol in a welding symbol for slot welds describes:

The length of weld
The type of welding
The number of welds required
The type of electrode to use

40. A number not in parenthesis to the left of the groove weld symbol in a welding symbol refers to the:

Depth of bevel
The length of the weld
The weld quality standard
The weld procedure to use

41. Which of the symbols above represents an intermittent fillet weld?
Consider the welding symbols below for questions Q4-41 through Q4-44.

42. Which of the symbols above represents a groove weld with melt-through?

2
3
6
7
None of the above

43. Which of the symbols above represents a plug weld not completely filled?

44. Which of the symbols above represents a groove weld with backing weld or back weld?

Click Here To See The Answer Keys of WIT Chapter 4

WIT-W:2008 Welding Inspection Technology Workbook Chapter 5– Documents Governing Welding Inspection and Qualification- Latest 34 Question and Answers

1. Which of the following do not contain job quality requirements?

Codes
Drawings
Specifications
Textbooks

2. Of the following, which may be considered mandatory?

Codes
Specifications
Standards
All of the above

3. The job documents that best describe the size and configuration of a weldment are:

Codes
Standards
Specifications
Drawings

4. The type of document that has legal status by definition is:

Code
Standard
Specification

5. The type of document that describes the requirements for a particular material or component is referred to as:

Code
Standard
Specification
B and C above

6. Something set up and established by authority as a rule to measure quantity, quality, value, or weight is a:

Specification
Standard
Code
Drawing

7. Of the following types of documents, which have general acceptance in the welding industry?

Contracts
Standards
Specifications
Drawings
All of the above

8. The code that covers the welding of steel structures is:

ASME Section IX
ASME B31.1
API 1104
AWS Dl.1

9. The code that covers the design of metallic unfired pressure vessels is:

ASME Section XI
ASME Section VIII
ASME Section X
API 1104
AWS Dl.1

10. The series of specifications covering the requirements for welding electrodes is designated:

AWS Dl.X
AWS D14.X
AWS A5.1–A5.31
ASTM A 53

11. Which of the following methods for controlling materials in a fabrication shop is most suitable for automation?

Color-coding
Alphanumeric coding
Heat number transfer
Barcoding

12. Which Section of the ASME Code covers the qualification of welders?

Section V
Section XI
Section III
Section IX

13. Tolerances are required on drawings to:

Guide the inspector on permissible size variations
Show the total amount of variation permitted from the design size
Both a and b above
None of the above

14. Tolerances can be expressed:

As a variation between limits
As plus or minus dimension
As a design size with either a plus or a minus
All of the above

15. Drawing notes can be classified as:

General
Local
Specifications
All of the above

16. Hold points refer to:

The points for lifting an object
A delay in fabrication to permit inspection
A shutdown at the end of the day
None of the above

17. The welding inspector is not responsible for checking to make sure all welding and testing personnel have adequate certifications.

True
False

18. The American Welding Society has developed how many welding codes?

One
Two
Three
Nine

19. When inspecting unfired pressure vessels to the ASME Code, the inspector will usually use several different Sections.

True
False

20. In what Section of the ASME Code are the filler materials found?

Section III
Section II, Part C
Section II, Part D
Section IX

21. Standards are never considered mandatory.

True
False

22. Base metals used in fabrication can be bought to conform to which of the following?

ASTM standards
ASME Code, Section II, Parts A and B
It is not required to specify base metals
A and B above

23. The AWS Specifications are designated as A5.XX refers to:

Filler metals
Rules for bridges
Cross country pipelines
Pressure vessel fabrication

24. An effective materials control system will:

Be as simple as possible
Contain checks and balances
Be based on “first in-first out”
A and B above

25. UNS refers to:

United Nondestructive Society
United National Standards
Unified National System
Unified Numbering System

26. Who is normally responsible for the qualification of welding procedures and welders?

Welder
Architect
Welder’s employer
Engineer

27. Which of the following processes is not considered prequalified in accordance with AWS D1.1?

Shielded metal arc
Submerged arc
Short-circuiting transfer gas metal arc
Spray transfer gas metal arc

28. Of the following types of test specimens, which is used by API and not ASME for procedure and welder qualification testing?

Face bend
Root bend
Side bend
Nick break

29. What is the pipe welding position where the pipe remains fixed with its axis horizontal, so the welder must weld around the joint?

30. What is the pipe welding position where the axis of the pipe lies fixed at a 45° angle?

31. What is the pipe position test for welders who are trying to qualify to weld T-, K-, and Y connections?

1G
2G
5G
6GR

32. If a welder qualifies to weld with an E6010 electrode, which is an F3 group electrode, in AWS D1.1 and ASME Section IX they are also qualified to weld with all of the following except:

E6011
E6012
E7018
E7024

33. With relation to procedure and welder qualification, which of the following can be an important task for the welding inspector?

Watching the welding qualification test
Identifying samples
Cutting and testing specimens
Monitoring production welding to ensure the correct variables are used.
All of the above

34. For most codes, if a welder continues to use a particular process and procedure, how long does the welder’s qualification remain in effect?

Indefinitely
6 months
1-year
3 years

Click Here To See The Answer Keys of WIT Chapter 5

WIT-W:2008 Welding Inspection Technology Workbook Chapter 6– Metal Properties and Destructive Testing- Latest 41 Question and Answers

1.The property of metals that describes their resistance to indentation is called:

Note: For conversion Factors, refer to “Welding Usage Conversion Chart” on pages 10-9 of the
workbook and for Formulae refer to pages 10-8.

Strength
Toughness
Hardness
Ductility

2. The property of metals that describes their ability to carry a load is:

Strength
Toughness
Hardness
Ductility

3. Generally, as strength increases for carbon steels, the ductility:

Increases
Stays the same
Decreases
Is not related to strength

4. The property that describes the ability of a metal to deform when stressed is:

Strength
Toughness
Hardness
Ductility

5. The type of strength related to a metal’s behavior when the load is applied in a cyclic manner is:

Tensile
Compressive
Torsional
Fatigue

6. The yield strength of a material is determined by:

Impact testing
Tensile testing
Hardness testing
The offset method
B and D above

7. Which metal properties are directly related?

Conductivity and strength
Strength and ductility
Strength and hardness
Ductility and toughness
C and D above

8. The ability of a metal to absorb energy is called:

Strength
Ductility
Hardness
Toughness

9. The metal property affected by the surface condition of the sample is:

Tensile strength
UTS
Hardness
Fatigue strength
All of the above

10. Which alloying element is generally considered to have the most pronounced effect on the properties and performance of carbon steel?

Aluminum
Carbon
Manganese
Chromium

11. Which alloying element is commonly added to steel to improve its corrosion resistance?

Carbon
Aluminum
Silicon
Chromium

12. Hydrogen in the molten weld metal can cause:

Undercut
Overlap
Cracking
Porosity
C and D above

13. Which property cannot be determined from a tensile test?

Ultimate tensile strength
Percent elongation
Percent reduction of area
Impact strength
Yield strength

14. A metal’s ductility can be expressed as:

Percent elongation
Percent reduction of area
Proportional limit
A and B above

15. A tensile specimen having a cross-sectional area of 0.25 sq in breaks at a load of 15 250 lbs.
What is its tensile strength? (Tensile Strength = Load/Area)

3813 psi
61 000 psi.
6100 psi
58 500 psi

16. The point at which a metal’s behavior changes from elastic to plastic (onset of permanent deformation) is referred to as:

Yield strength
Ultimate tensile strength
Modulus of elasticity
Young’s modulus

17. What is the percent elongation of a specimen whose original gage length was 2 in and final gage length was 2.5 in?

30%
25%
50%
40%

18. The family of hardness tests that uses both a minor and major load is called:

Brinell
Vickers
Rockwell
Knoop

19. Which of the following tests are referred to as microhardness tests?

Rockwell
Vickers
Knoop
B and C above

20. What type of test uses a weighted pendulum which strikes a notched test specimen?

Brinell test
Fatigue test
Tensile test
Charpy impact test

21. Endurance limit is an expression used for what type of testing?

Fatigue
Hardness
Soundness
Tension

22. The metal property that relates to a metals deforming without failing is called:

Tensile strength
Ductility
Hardness
Toughness

23. Which test is not considered a soundness test?

Hardness
Face bend
Fillet break
Root bend

24. The type of testing used to evaluate the type of microstructure present in a metal is called:

Tensile
Hardness
Toughness
Metallographic

25. Which of the following tests can be used to judge the soundness of a weld?

Nick break
Side bend
Face bend
Fillet break
All of the above

26. Which of the following tests will generally be used to determine the behavior of a metal at a specific temperature?

Guided-bend test
Root-bend test
Charpy impact test
Transverse fillet weld shear test

27. With respect to the rolling direction of steel plate manufacture, which statement is true?

The strength is highest in the ‘Z’ direction
The strength is lowest in the ‘X’ direction
The strength is highest in the ‘X’ direction
The strength is highest in the ‘Y’ direction

28. The fillet weld break test is used to evaluate the:

Quality of the fractured weld
Ductility of the weld metal
Impact strength of the weld
Tensile strength of the base metal

29. The welding inspector is not concerned with the mechanical and chemical properties of metals.

True
False

30. For plain carbon steels, their approximate tensile strength can be estimated by multiplying their BHN by:

400
300
100
500

31. Notch toughness and impact strength are not synonymous.

True
False

32. Phosphorus and sulfur are added to carbon steel to improve:

Ductility
Toughness
Weldability
None of the above

33. To improve the low-temperature properties of carbon steels, the most likely alloy addition would be:

Manganese
Carbon
Nickel
Chromium

34. Hydrogen, oxygen, and nitrogen can all cause embrittlement in carbon steel.

True
False

35. Gage marks on a tensile specimen are:

Scratches caused by improper handling
C and D above
Spaced a set distance apart
Used for calculating percent elongation

36. The ‘offset method’ is used for determining which property?

Yield strength
Tensile strength
Hardness
Fatigue strength

37. Surface preparation is not an important step in destructive testing.

True
False

38. The Brinell hardness test is always a destructive test.

True
False

39. In Charpy testing, the test temperature is:

Not important
Very important
Not considered
Never reported

40. In Charpy testing, the test data can be reported as:

Foot-pounds energy absorbed
Lateral expansion
Percent shear
All of the above

41. The objective of the guided bend test is to break the sample.

True
False

Click Here To See The Answer Keys of WIT Chapter 6

WIT-W:2008 Welding Inspection Technology Workbook Chapter 7– Metric Practice for Welding Inspection- Latest 6 Question and Answers

1. A 50.0 lb can of welding electrodes weighs how many kg?

Note: For conversion Factors, refer to “Welding Usage Conversion Chart” on pages 10-9 of the
workbook, and for Formulae refer to pages 10-8.

227 kg
25 kg
22.7 kg
23 000 kg

2. A weld joint is measured and found to be 345 mm long. How long is that joint in terms of in?

135 in
13.58 in
8760 in
876 in

3. What is the wire feed speed that is measured to be 175 in/min?

0.070 m/s
74.0 mm/s
7.4 mm/s
70 mm/s

4. Which of the following are the proper base unit(s) for linear measurement in the U.S. system?

Yard
Inch
Foot
Mile
All of the above

5. What is the base unit (according to AWS) for measuring mass in the SI system?

Meter
Kilogram
Megapascal
Liter

6. A gas flow rate of 30 cfh is what in l/min?

1.4 l/min
14 l/min
140 l/min
64 l/min

Click Here To See The Answer Keys of WIT Chapter 7

WIT-W:2008 Welding Inspection Technology Workbook Chapter 8– Welding Metallurgy for the Welding Inspector- Latest 30 Question and Answers

1. As a metal is heated:

Energy is added to the structure
The atoms move further apart
The atoms vibrate more vigorously
The metal expands
All of the above

2. The state of matter which exhibits the least amount of energy is:

Solid
Liquid
Gas
Quasi-liquid

3. A problem occurring in weldments caused by the non-uniform heating produced by the welding operation is:

Porosity
Incomplete fusion
Distortion
Slag inclusions

4. Which of the following is not a method used to eliminate or reduce residual stresses?

Vibratory stress relief
External restraint
Thermal stress relief
Peening

5. The type of alloying in which the alloy atoms are located in the spaces between the atoms of the parent metal is referred to as:

Atomic alloying
Substitutional alloying
Space alloying
Interstitial alloying

6. Rapid quenching of steel from the austenitic range results in a hard, brittle structure known as:

Pearlite
Carbide
Cementite
Ironite
Martensite

7. Very slow cooling of steel may result in the production of a soft, ductile microstructure which has a lamellar appearance when viewed under high magnification. This structure is referred to as:

Martensite
Pearlite
Bainite
Ferrite

8. When rapid cooling produces a martensitic structure, what sub-critical heat treatment may be applied to improve the ductility of the steel?

Quenching
Tempering
Annealing
Normalizing

9. It is determined that a welding procedure is creating an excessive heat input. Which of the changes listed below would result in a reduction of the heat input?

Decrease current
Decrease voltage
Increase travel speed
Change from weave to stringer bead technique
All of the above

10. The use of preheat will tend to:

Result in a wider heat-affected zone
Produce lower heat-affected zone hardness
Slow down the cooling rate
Reduce the tendency to produce martensite in the heat-affected zone
All of the above

11. Which of the following changes will warrant an addition or increase in the required preheat?

Decreased carbon equivalent
Increased carbon equivalent
Increased base metal thickness
A and C above
B and C above

12. What heat treatment is characterized by holding the part at the austenitizing temperature for some time and then slow cooling in the furnace?

Normalizing
Quenching
Annealing
Tempering

13. What heat treatment is characterized by holding the part at the austenitizing temperature for some time and then cooling in still air?

Normalizing
Quenching
Annealing
Tempering

14. Steel heated above the lower transformation temperature (A1) will change the metallurgical structure. This temperature is:

1333°F
933°F
1560°F
3600°C

15. Atoms in the solid (frozen) state:

Have a specific “home” position
Have no distinct structure
Are essentially fixed in a definite structured position
A and C above

16. What is the heat input for a molten weld pool at 5 ipm travel speed, 25 volts, and 100 amperes?

(Refer to page 10-8 for Formula)

300 J/in
300 000 J/in
30 000 J/in
3.633 J/in

17. One way that atoms are added to a pure metal to form an alloy is:

Peening
Substitutionally
Automatically
Solidification

18. The process where carbon is added to the surface of a steel to harden it is:

Decarburization
Pack carburizing
Precipitation hardening
Quenching

19. Steel exists in which of the following crystal structures?

HCP
FCC
BCC
All of the above

20. Which of the following usually follows quenching?

Tempering
Stress relieving
Normalizing
Annealing

21. Which of the following can be accomplished using either thermal or mechanical techniques?

Annealing
Tempering
Quenching
Stress-relieving

22. Which of the following results in the softest condition for carbon steel?

Annealing
Quenching
Stress-relieving
Tempering

23. For steel having a chemical composition of: 0.16% carbon, 0.84% manganese, 0.09% nickel,
0.25% chromium, 0.052% copper, and 0.40% molybdenum, what is its Carbon Equivalent?

0.23
0.34
0.37
0.41
0.46

24. Stainless steels are defined as having at least what percent chromium?

7%
12%
15%
20%

25. Sensitization, or carbide precipitation, of austenitic stainless steels, can be reduced by which of the following methods?

Solution annealing, water quenching
Using stabilized grades containing titanium or niobium (columbium)
Using the low carbon grades of stainless steels
All of the above

26. Metals must be molten for diffusion to occur.

True
False

27. Hydrogen can diffuse into a solid metal at room temperature.

True
False

28. Metals can diffuse into each other when both are in solid form.

True
False

29. The process whereby nitrogen diffuses into the surface of carbon steel is:

Sensitization
Nitrogen removal
Carburizing
Nitriding

30. Welding metallurgy is concerned with the changes in the metals during welding.

True
False

Click Here To See The Answer Keys of WIT Chapter 8

WIT-W:2008 Welding Inspection Technology Workbook Chapter 9– Weld and Base Metal Discontinuities- Latest 19 Question and Answers

1. A discontinuity is:

Always a defect
Always a reject
Always acceptable
Rejectable if it exceeds code limits

2. Whether a particular weld discontinuity is critical can be judged on the basis of:

Whether it is surface or subsurface
Whether it is linear or nonlinear
Whether it has a sharp end condition
All of the above

3. What discontinuity is generally considered to be the most severe?

Porosity
Incomplete fusion
Slag inclusion
Crack

4. Which of the following discontinuities is less likely to be found visually?

Toe crack
Undercut
Lamellar tear
Overlap

5. Underbead cracks can result from which of the following welding practices?

Use of wet electrodes
Welding on contaminated steels
Welding over paint
All of the above

6. The weld discontinuity that results from improper termination of the welding arc is referred to as:

Undercut
Overlap
Crater crack
Incomplete fusion

7. Of the following processes, which is unlikely to have slag inclusions in a completed weld?

SMAW
PAW
FCAW
SAW

8. The discontinuity that results from the entrapment of gas within the weld cross-section is referred to as:

Crack
Slag inclusion
Incomplete fusion
Porosity

9. What weld discontinuity results when the welder travels too slowly, causing excess weld metal to flow out of the joint and lay on the base metal surface without fusing?

Undercut
Underfill
Overlap
Incomplete fusion

10. What weld metal discontinuity results when the welder fails to completely fill the weld groove?

Underfill
Undercut
Overlap
Incomplete fusion

11. Excessive weld metal buildup on a groove weld is referred to as:

Excess convexity
Excess weld reinforcement
Overfill
All of the above

12. The weld discontinuity that results from the initiation of the welding arc outside the weld joint is referred to as:

Incomplete fusion
Undercut
Overlap
Arc strike

13. What weld discontinuity shows up as a light region on a radiograph?

Porosity
Tungsten inclusion
Slag inclusion
A and B above

14. Which of the following is a base metal discontinuity that is associated with the stresses induced from welding?

Lamination
Lamellar tear
Seam
Pipe shrinkage

15. What discontinuity is shown by #12b?
Questions Q9-15 through Q9-19 refer to the figure shown below:

Longitudinal crack
Transverse crack
Underbead crack
Toe crack

16. What step-like discontinuity is shown by #11?

Questions-Q9-15-through-Q9-19-refer-to-the-figure-shown-below

Lamination
Porosity
Lamellar tear
Seam

17. What discontinuity is shown by #12g?

Questions-Q9-15-through-Q9-19-refer-to-the-figure-shown-below

Toe crack
Incomplete fusion
Root crack
Lamellar tear
Underbead crack

18. What discontinuity is shown by #5?

Questions-Q9-15-through-Q9-19-refer-to-the-figure-shown-below

Undercut
Underfill
Overlap
Incomplete fusion
Toe crack

19. What discontinuity is shown by #10?

Questions-Q9-15-through-Q9-19-refer-to-the-figure-shown-below

Lamination Seam
Delamination
Base metal crack
Incomplete fusion

Click Here To See The Answer Keys of WIT Chapter 9

WIT-W:2008 Welding Inspection Technology Workbook Chapter 10– Visual Inspection and Other NDE Methods and Symbols- Latest 31 Question and Answers

1. Which of the following non-destructive testing methods are limited to the detection of surface discontinuities?

Visual
Penetrant
Radiographic
A and B above

2. To be most effective, a visual inspection should be performed:

Before welding
During welding
After welding
All of the above

3. The time period during which the penetrant remains on the surface of the part allowing it to be drawn into any surface discontinuities is called:

Waiting time
Penetrating time
Soak time
Dwell time

4. Which type of magnetizing current provides the best iron particle mobility?

AC
DC
DCEP
B and C above

5. What MT technique could be used for the discovery of longitudinal flaws?

Headshot (circular magnetism)
Side shot
Coil shot (longitudinal magnetization)
D. A and B above

6. Which of the following magnetizing methods produce a circular magnetic field in the test piece?

Headshot
Passing an electrical current through the part
Prod
All of the above

7. Which of the following magnetizing methods can produce a longitudinal magnetic field in the test piece?

Head shot
Coil shot
Yoke
B and C above

8. What NDT method is best for evaluating subsurface porosity?

9. Which of the following statements is correct for radiographic testing?

A reduction in thickness will produce a lighter image on the film
A low-density discontinuity will produce a lighter image on the film
A high-density discontinuity will produce a lighter image on the film.
A and B above

10. Radiographic testing (RT) can be performed using which of the following?

X-ray machine
Cesium 137
Lridium 192
Cobalt 60
All of the above

11. MT can be used most effectively to inspect which of the following?

Austenitic stainless steel welds on carbon steel
Austenitic stainless steel welds on stainless steel
Carbon steel welds on carbon steel
A and B above

12. Which of the following discontinuities will not usually be revealed using RT?

Crack
Incomplete joint penetration
Porosity
Lamination

13. What device is used during radiography to indicate the resolution sensitivity of a radiograph?

IQI
Dosimeter
Lead screen
All of the above

14. Which nondestructive test method uses sound energy as a probing medium?

15. The process whereby ultrasonic indications are related to dimensions in a test standard is referred to as:

Setup
Calibration
Standardization
Synchronization

16. As-welded groove welds are usually inspected ultrasonically using what technique?

Straight beam
Shear wave
Angle beam
B and C above

17. Capillary action plays a role in which NDT method?

18. Which NDT method is considered to be a true volumetric test?

19. Which NDT method uses an alternating current coil?

MT
UT
ET
A and C above

20. Changes in heat treatment can be measured using which NDT method?

21. Which of the following NDT methods can detect surface cracks?

RT
VT
ET
PT
All of the above

22. Which NDT method is most likely to reveal subsurface laminations in a rolled plate?

23. Piezoelectricity is a property used by which NDE method?

ET
UT
RT
A and B above

24. Which is the best technique for orienting magnetic lines of force when conducting MT testing?

Two directions
Single direction
Residual magnetism
All of the above

25. What resolution sensitivity is normally required for RT?

2%.
4%
5%
7%

26. What is the basic element of evaluation in any quality control program?

Radiographic testing
Penetrant testing
Visual inspection
All of the above

27. When should the applicable job documents be reviewed?

After the job is completed
Before welding begins
At any time when information is necessary
B and C above

28. What is the role of the AWS CWI in NDE?

See that inspections are done
Verify personnel qualifications for NDE inspection
Prepare proper records
See that proper records are maintained
All of the above

29. A number in parentheses just above or below a test symbol describes:

The length of weld to be tested
The extent of testing
The number of tests to perform
The type of test to perform

30. A number to the right of a nondestructive testing symbol refers to the:

Number of tests to perform
The length of weld to be tested
The applicable quality standard
The test procedure to use

31. Test information above the reference line refers to the arrow side.

True
False

Click Here To See The Answer Keys of WIT Chapter 10

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