Shielded Metal ARC Welding (SMAW) Quiz

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  • 1/70 Questions

    The area identified at position 8 is the?

    • Heat affected zone
    • Fusion boundary
    • Fusion zone
    • Polished area
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About This Quiz

Do you have knowledge about the welding techniques? If yes, then this quiz is for you. This Shielded Metal Arc Welding (SMAW) Quiz will give you a better understanding for the welding technique. The more you score, the more knowledge you have about SMAW. Play this quiz and get the best scores.

Shielded Metal ARC Welding (SMAW) Quiz - Quiz

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  • 2. 
    Which term best describes this weld joint? - ProProfs

    Which term best describes this weld joint?

    • Square edge butt joint

    • Double V butt joint

    • Single V butt joint

    • T butt fillet weld

    Correct Answer
    A. Single V butt joint
    Explanation
    A single V butt joint is a type of weld joint where two pieces of metal are joined together by a V-shaped groove. The groove is created by cutting a V-shaped notch in the edges of the metal pieces, allowing for a stronger and more secure weld. This type of joint is commonly used for thicker materials and provides better penetration and fusion between the pieces.

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  • 3. 
    The area identified at position 9 is the? - ProProfs

    The area identified at position 9 is the?

    • Heat affected zone

    • Fusion boundary

    • Fusion zone

    • Polished area

    Correct Answer
    A. Heat affected zone
    Explanation
    The area identified at position 9 is the heat affected zone. This is the region surrounding the fusion zone where the material has undergone significant changes in its microstructure due to the heat from welding or other thermal processes. The heat affected zone experiences various levels of heating and cooling, resulting in altered mechanical properties and potential formation of cracks or other defects. It is an important area to consider in welding and other heat-intensive processes as it can affect the overall integrity and performance of the material.

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  • 4. 
    What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?

    • Undercut

    • Poor toe blend

    • Underfill

    • Lack of sidewall fusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 3 is "lack of sidewall fusion". This means that there is a problem with the fusion of the sidewall, which could result in a weak joint. The indication should be rejected according to the given acceptance levels, as it does not meet the required standards for a proper fusion.

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  • 5. 
    The area identified at position 3 is the? - ProProfs

    The area identified at position 3 is the?

    • Fusion boundary

    • Acid marks

    • Polished area

    • Heat affected zone

    Correct Answer
    A. Heat affected zone
    Explanation
    The area identified at position 3 is the heat affected zone. This is the region in a material that has undergone changes in its microstructure due to exposure to high temperatures during welding or other heat-intensive processes. The heat affected zone typically exhibits altered mechanical and metallurgical properties compared to the base material, making it important to consider when assessing the integrity and performance of the welded joint.

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  • 6. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion and slag

    • Weld boundary

    • Lack of sidewall fusion and silicon

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion and slag
    A. Reject
    Explanation
    The indication at position 7 is a lack of sidewall fusion and slag. This means that there is a failure to achieve proper fusion between the sidewall and the weld metal, and there is also the presence of slag in the weld. Based on the given acceptance levels, this indication should be rejected.

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  • 7. 
    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Fusion boundary

    • Lack of sidewall fusion

    • Linear Crack

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 4 is lack of sidewall fusion. Sidewall fusion refers to the proper bonding between the weld metal and the base metal along the sides of the weld joint. Lack of sidewall fusion indicates that there is a lack of proper bonding, which can weaken the weld and potentially lead to failure. Therefore, it is recommended to reject the indication to the given acceptance levels, as the lack of sidewall fusion does not meet the required standards for a quality weld.

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  • 8. 
    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Crack

    • Linear slag line

    • Lack of sidewall fusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 8 is the lack of sidewall fusion. This means that there is a failure to achieve proper fusion between the weld metal and the base metal on the sidewall of the joint. The given acceptance levels suggest rejecting this indication, indicating that it does not meet the required standards for quality and strength.

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  • 9. 
    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Fusion boundary

    • Lack of sidewall fusion

    • Linear crack

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 5 is "lack of sidewall fusion." This refers to a condition where the fusion between the sidewalls of a material is insufficient or incomplete. Based on the given acceptance levels, this indication should be rejected. This means that the lack of sidewall fusion does not meet the required standards and the material should not be accepted.

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  • 10. 
    The area identified at position 8 is the? - ProProfs

    The area identified at position 8 is the?

    • Fusion boundary

    • Acid marks

    • Polished area

    • Heat affected zone

    Correct Answer
    A. Heat affected zone
    Explanation
    The correct answer is heat affected zone. The heat affected zone refers to the area surrounding a weld where the base metal has undergone changes in its microstructure due to the heat from the welding process. This zone experiences a range of temperatures, causing it to have different properties compared to the unaffected base metal. It is important to consider the heat affected zone when assessing the integrity and strength of a welded joint.

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  • 11. 
    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion and slag

    • Weld boundary

    • Lack of sidewall fusion and silicon

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion and slag
    A. Reject
    Explanation
    The indication at position 4 is a lack of sidewall fusion and slag. This means that there is a failure to achieve proper fusion between the sidewall of the weld and the base material, and there is also the presence of slag, which is unwanted residue from the welding process. Based on this indication, it is recommended to reject the weld as it does not meet the required acceptance levels.

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  • 12. 
    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion and slag

    • Weld boundary

    • Lack of sidewall fusion and silicon

    • Accept 

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion and slag
    A. Reject
    Explanation
    The indication at position 4 is lack of sidewall fusion and slag. This means that there is a lack of fusion between the sidewall and the weld, and there is also the presence of slag. Based on the given acceptance levels, this indication should be rejected.

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  • 13. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Shrinkage

    • Linear misalignment

    • Short transverse distortion

    • Transition weld set-up

    • Accept

    • Reject

    Correct Answer(s)
    A. Linear misalignment
    A. Reject
    Explanation
    The indication at position 7 is "linear misalignment." Linear misalignment refers to the misalignment of two components in a straight line. In this case, the indication suggests that there is a misalignment issue. The question asks whether we would accept or reject this indication to the given acceptance levels. Since linear misalignment can affect the functionality and integrity of the components, it is advisable to reject the indication and address the misalignment issue.

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  • 14. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion and slag

    • Weld boundary

    • Lack of sidewall fusion and silicon

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion and slag
    A. Reject
    Explanation
    The indication at position 7 is lack of sidewall fusion and slag. This means that there is a lack of fusion between the sidewall and the weld, and there is also the presence of slag. Based on the given acceptance levels, this indication should be rejected.

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  • 15. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion and slag

    • Weld boundary

    • Lack of sidewall fusion and silicon

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion and slag
    A. Reject
    Explanation
    The indication at position 7 is lack of sidewall fusion and slag. This means that there is a lack of fusion between the sidewall of the weld and the adjacent material, and there is also the presence of slag in the weld. Based on this indication, it is recommended to reject the weld as it does not meet the acceptance levels.

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  • 16. 
    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?

    • Saw marks

    • Lamellar tear

    • Segregation bands

    • Laminations

    • Accept

    • Reject

    Correct Answer(s)
    A. Laminations
    A. Reject
    Explanation
    The indication at position 2 is "laminations". Laminations refer to the presence of layers or sheets in a material that can cause structural weaknesses. The given acceptance levels suggest that laminations should be rejected, indicating that they do not meet the required standards. Therefore, the indication of laminations should be rejected.

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  • 17. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Transverse crack

    • Transverse hydrogen crack

    • Lack of inter-run fusion

    • Shrinkage crack

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of inter-run fusion
    A. Reject
    Explanation
    The indication at position 7 is a lack of inter-run fusion. This means that there is a failure to achieve proper fusion between adjacent weld runs. Based on the given acceptance levels, this indication should be rejected.

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  • 18. 
    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?

    • Crack

    • Lack of inter-run fusion

    • Lack of sidewall fusion

    • Fusion boundary line

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 8 is "lack of sidewall fusion." This refers to a condition where the fusion between the sidewall and the main body of a component is not properly formed. The question asks whether we would accept or reject this indication to the given acceptance levels. Since "reject" is the correct answer, it suggests that the lack of sidewall fusion is considered a defect that does not meet the required standards and should be rejected.

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  • 19. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion and slag

    • Weld boundary

    • Lack of sidewall fusion and silicon

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion and slag
    A. Reject
    Explanation
    The indication at position 7 is the lack of sidewall fusion and slag. The given acceptance levels suggest that this indication should be rejected.

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  • 20. 
    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?

    • Undercut 

    • Poor toe blend

    • Underfill

    • Lack of sidewall fusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 2 is "lack of sidewall fusion." Based on the given acceptance levels, we would reject this indication.

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  • 21. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion

    • Crack

    • Porosity in the root

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 7 is lack of sidewall fusion. This means that there is a lack of fusion between the sidewall and the main body of the object being inspected. The recommendation is to reject the indication to the given acceptance levels. This means that the lack of sidewall fusion is significant enough to not meet the required standards and the object should not be accepted.

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  • 22. 
    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?

    • Slag inclusion

    • Lack of root fusion

    • Lack of root penetration

    • Burn-through

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of root penetration
    A. Reject
    Explanation
    The indication at position 6 is lack of root penetration. This means that the root of the weld did not fully penetrate the joint, resulting in an incomplete weld. The decision to accept or reject this indication would depend on the acceptance levels set for the specific welding project. However, based on the given information, the indication is rejected, indicating that it does not meet the required acceptance levels.

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  • 23. 
    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?

    • Overlap

    • Crack

    • Incomplete root penetration

    • Incomplete root fusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Overlap
    A. Reject
    Explanation
    The indication at position 6 is "overlap." This means that there is a situation where two parts are not properly aligned or joined together, causing them to overlap. The instruction is to "reject" this indication. Therefore, based on the given acceptance levels, any indication of overlap should not be accepted.

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  • 24. 
    The area identified at position 1 is the? - ProProfs

    The area identified at position 1 is the?

    • Square edge butt

    • Double V butt joint

    • Single V butt joint

    • T butt fillet weld

    Correct Answer
    A. Single V butt joint
    Explanation
    The area identified at position 1 is a single V butt joint. This type of joint is created by beveling the edges of two pieces of metal to form a V shape and then welding them together. The V shape helps to create a strong and durable joint by increasing the surface area for the weld. This type of joint is commonly used in structural welding applications where strength is important.

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  • 25. 
    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?

    • Silicon inclusion

    • Slag inclusion, lack of sidewall fusion and lack of inter-run fusion

    • Gas cavity

    • Gas cavity and lack of sidewall penetration 

    • Accept

    • Reject

    Correct Answer(s)
    A. Slag inclusion, lack of sidewall fusion and lack of inter-run fusion
    A. Reject
    Explanation
    The indication at position 5 is slag inclusion, lack of sidewall fusion, and lack of inter-run fusion. Based on the given acceptance levels, these indications should be rejected.

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  • 26. 
    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?

    • Lack of root fusion

    • Lack of root penetration

    • Overlap

    • Toe crack

    • Accept

    • Reject

    Correct Answer(s)
    A. Overlap
    A. Reject
    Explanation
    The indication at position 6 is "overlap." This refers to a welding defect where the weld metal does not properly fuse with the base metal, resulting in overlapping layers. The question asks whether we would accept or reject this indication to the given acceptance levels, and the answer is "reject." This means that the presence of overlap in the weld is considered unacceptable and does not meet the specified quality standards.

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  • 27. 
    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?

    • Gas cavity

    • Lack of sidewall fusion

    • Slag trapped at the toes of the weld

    • Lack of inter-run fusion and slag

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of inter-run fusion and slag
    A. Reject
    Explanation
    The indication at position 5 is lack of inter-run fusion and slag. This means that there is a lack of fusion between the different weld runs and there is also slag trapped in the weld. This is a defect in the welding process and can weaken the integrity of the weld. Therefore, it is recommended to reject the indication to the given acceptance levels.

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  • 28. 
    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?

    • Spatter

    • Lap

    • Overlap

    • Hydrogen crack

    • Accept

    • Reject

    Correct Answer(s)
    A. Overlap
    A. Reject
    Explanation
    The indication at position 6 is "overlap". Based on the given acceptance levels, the indication should be rejected.

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  • 29. 
    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?

    • Lamellar tearing

    • Hydrogen cracks

    • Laminations

    • Stress cracks

    • Accept

    • Reject

    Correct Answer(s)
    A. Laminations
    A. Reject
    Explanation
    The indication at position 2 is "laminations." Laminations refer to the presence of layered discontinuities within a material. In this case, the indication is suggesting the presence of laminations. The question then asks whether we would accept or reject this indication to the given acceptance levels. Since laminations can weaken the material and compromise its structural integrity, it is advisable to reject the indication and not accept it to the given acceptance levels.

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  • 30. 
    What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels?

    • Underfill, lack of sidewall fusion

    • Undercut

    • Poor toe blend

    • Lack of inter-run fusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Underfill, lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 1 is underfill and lack of sidewall fusion. This means that there is an insufficient amount of filler material and the fusion between the sidewall and the main material is inadequate. Based on the given acceptance levels, this indication should be rejected as it does not meet the required standards.

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  • 31. 
    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?

    • Lamellar tearing

    • Hydrogen cracks

    • Laminations

    • Stress cracks

    • Accept

    • Reject

    Correct Answer(s)
    A. Laminations
    A. Reject
    Explanation
    The indication at position 8 is "Laminations". Laminations refer to the presence of layers or sheets of material within a component that are not properly bonded together. These layers can weaken the structural integrity of the component and lead to failure under stress. Therefore, it is recommended to "Reject" the indication to the given acceptance levels, meaning that the component should not be accepted for use as it does not meet the required quality standards.

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  • 32. 
    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?

    • Overlap

    • Laminations

    • Root undercut

    • Root concavity

    • Accept

    • Reject

    Correct Answer(s)
    A. Root undercut
    A. Reject
    Explanation
    The indication at position 6 is a "root undercut". Based on the given acceptance levels, it is recommended to "reject" this indication.

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  • 33. 
    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion

    • Weld boundary

    • Lack of sidewall fusion and slag

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 8 is lack of sidewall fusion. This means that there is a lack of fusion between the sidewall of the weld and the base material. Based on the given acceptance levels, this indication should be rejected.

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  • 34. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Silicon inclusion

    • Slag inclusion, lack of sidewall fusion and lack of inter-run fusion

    • Slag inclusion

    • Elongated gas pore

    • Accept

    • Reject

    Correct Answer(s)
    A. Slag inclusion, lack of sidewall fusion and lack of inter-run fusion
    A. Reject
    Explanation
    The indication at position 7 is slag inclusion, lack of sidewall fusion, and lack of inter-run fusion. The question asks whether we would accept or reject this indication to the given acceptance levels. Since slag inclusion and lack of fusion are defects that can weaken the weld and compromise its integrity, it is recommended to reject the indication.

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  • 35. 
    What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels?

    • Slag line

    • Overlap

    • Lamination

    • Lamellar tearing

    • Accept

    • Reject

    Correct Answer(s)
    A. Overlap
    A. Reject
    Explanation
    The indication at position 10 is "overlap." Overlap refers to the condition where two or more metal surfaces are not properly fused together during welding, resulting in a weak joint. In this case, the indication is being rejected, meaning it does not meet the acceptance levels. This suggests that the overlap is significant enough to compromise the integrity of the welded structure, and therefore should not be accepted.

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  • 36. 
    What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels?

    • Lamellar tearing

    • Hydrogen cracks

    • Laminations

    • Stress cracks

    • Accept

    • Reject

    Correct Answer(s)
    A. Laminations
    A. Reject
    Explanation
    The indication at position 10 is "laminations." Laminations refer to layers or sheets of material that are separated or not properly bonded together. In this case, the indication is suggesting the presence of laminations. The question asks whether we would accept or reject this indication to the given acceptance levels. The answer is "reject" because laminations can weaken the material and compromise its structural integrity, making it unsuitable for acceptance.

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  • 37. 
    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion

    • Lack of sidewall fusion and slag

    • Weld boundary

    • Lack of sidewall fusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of inter-run fusion
    A. Reject
    Explanation
    The indication at position 7 is lack of inter-run fusion. This means that there is a lack of fusion between the different weld runs. Based on the given acceptance levels, this indication should be rejected.

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  • 38. 
    The area identified at position 2 is the? - ProProfs

    The area identified at position 2 is the?

    • Fusion zone

    • Fusion boundary

    • Toe of the weld

    • Undercut

    Correct Answer
    A. Toe of the weld
    Explanation
    The area identified at position 2 is the toe of the weld. The toe of the weld refers to the outer edge of the weld where the base metal and the weld metal meet. It is an important area in welding as it is susceptible to various defects such as undercut and lack of fusion. Monitoring and controlling the toe of the weld is crucial to ensure the strength and integrity of the weld joint.

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  • 39. 
    The area identified at position 9 is the? - ProProfs

    The area identified at position 9 is the?

    • Heat affected zone

    • Fusion boundary

    • Fusion zone

    • Polished area

    Correct Answer
    A. Fusion boundary
    Explanation
    The area identified at position 9 is the fusion boundary. This is the region where two materials have been joined together through the process of fusion. It is the boundary between the base material and the material that has been melted and fused together. This area is typically characterized by changes in the microstructure and mechanical properties due to the heat input during the fusion process.

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  • 40. 
    What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels?

    • Linear crack

    • Overspill

    • Overlap

    • Lamination

    • Accept

    • Reject

    Correct Answer(s)
    A. Overlap
    A. Reject
    Explanation
    The indication at position 1 is an "overlap." Based on the given acceptance levels, the indication should be rejected.

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  • 41. 
    What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?

    • Lamellar tearing

    • Overlap

    • Lamination

    • Corrosion crack

    • Accept

    • Reject

    Correct Answer(s)
    A. Lamination
    A. Reject
    Explanation
    The indication at position 3 is lamination. Lamination refers to the separation or layering of a material, which can weaken its structural integrity. In this case, the indication of lamination suggests a potential flaw or defect in the material. Therefore, it is advisable to reject the indication to the given acceptance levels, as accepting it could compromise the quality and safety of the material or product.

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  • 42. 
    The area identified at position 9 is the? - ProProfs

    The area identified at position 9 is the?

    • Fusion boundary

    • Acid marks

    • Polished area

    • Heat affected zone

    Correct Answer
    A. Fusion boundary
    Explanation
    The fusion boundary refers to the area where two materials have been joined together through the process of fusion, typically through welding. This boundary marks the transition between the parent material and the newly formed weld material. It is an important area to identify and inspect because it can affect the strength and integrity of the weld. In this context, position 9 is identified as the fusion boundary, indicating that it is the area where the welding has occurred and the two materials have been fused together.

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  • 43. 
    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?

    • Toe crack

    • Hydrogen crack

    • Overlap

    • Lamellar tearing

    • Accept

    • Reject

    Correct Answer(s)
    A. Overlap
    A. Reject
    Explanation
    The indication at position 5 is "overlap". The term "overlap" refers to the condition where two or more weld passes do not blend together properly, resulting in an uneven surface. In this case, the indication is being recommended for rejection. This means that the acceptance levels for this indication are not met, indicating that the weld is not of sufficient quality and should be rejected.

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  • 44. 
    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?

    • Undercut

    • Poor toe blend

    • Underfill

    • Lack of sidewall fusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of sidewall fusion
    A. Reject
    Explanation
    The indication at position 4 is "lack of sidewall fusion". This refers to a defect where the sidewall of a product has not properly fused or bonded together. The question asks whether we would accept or reject this indication to the given acceptance levels. Since it is a defect, it is logical to reject it as per the acceptance levels.

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  • 45. 
    What is the indication at position 9 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 9 and would you accept or reject the indication to the given acceptance levels?

    • Slag inclusion

    • Silicon inclusion

    • Gas cavity

    • Shrinkage defect

    • Accept

    • Reject

    Correct Answer(s)
    A. Gas cavity
    A. Reject
    Explanation
    max. diameter of gas cavity = 1mm

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  • 46. 
    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?

    • Hydrogen crack

    • Corrosion crack

    • Spatter

    • Cluster porosity

    • Accept

    • Reject

    Correct Answer(s)
    A. Cluster porosity
    A. Reject
    Explanation
    The indication at position 2 is cluster porosity. Cluster porosity refers to a grouping of small voids or pores within a material. In this case, the presence of cluster porosity indicates that there are multiple small voids in the material, which can weaken its structural integrity. Therefore, it would be advisable to reject the indication to the given acceptance levels, as the presence of cluster porosity could compromise the quality and reliability of the material.

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  • 47. 
    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?

    • Lack of inter-run fusion and slag

    • Lack of sidewall fusion and slag

    • Lack of sidewall fusion and silicon

    • Lack of inter-run fusion and tungsten

    • Accept

    • Reject

    Correct Answer(s)
    A. Lack of inter-run fusion and slag
    A. Reject
    Explanation
    The indication at position 8 is a lack of inter-run fusion and slag. This means that there is a failure to properly fuse the weld layers together, and there is also the presence of slag, which is unwanted residue. Based on the given acceptance levels, this indication should be rejected.

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  • 48. 
    The area identified at position 10 is the? - ProProfs

    The area identified at position 10 is the?

    • Fusion zone

    • Fusion boundary

    • Toe of the weld

    • Heat affected zone

    Correct Answer
    A. Heat affected zone
    Explanation
    The heat affected zone is the area identified at position 10 because it refers to the region in a material that has undergone changes in its microstructure and mechanical properties due to the heat generated during welding. This zone experiences significant temperature changes, causing it to be affected by the heat from the welding process.

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  • 49. 
    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels? - ProProfs

    What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?

    • Gas pore

    • Silicon inclusion

    • Slag inclusion

    • Copper inclusion

    • Accept

    • Reject

    Correct Answer(s)
    A. Gas pore
    A. Reject
    Explanation
    The indication at position 5 is a gas pore. Based on the given acceptance levels, the indication should be rejected.

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Quiz Review Timeline (Updated): Mar 22, 2023 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 22, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Dec 21, 2020
    Quiz Created by
    Alfredhook3
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