Welding Inspection / Defects & NDT Study Guide Comprehensive Resource To Help You Ace Exams Includes Frequently Tested Questions With ELABORATED 100% Correct COMPLETE SOLUTIONS Guaranteed Pass First Attempt!! Current Update!! Instant

Welding Inspection / Defects & NDT Study Guide Comprehensive Resource To Help You Ace Exams Includes Frequently Tested Questions With ELABORATED 100% Correct COMPLETE SOLUTIONS Guaranteed Pass First Attempt!! Current Update!! Instant Download Pdf 1. Which of the following is not a type of weld joint? a. lap b. T c. fillet d. butt e. edge - Correct Answer: c. fillet 2. Which of the following welds is not considered applicable for an edge joint? a. V-groove b. plug c. edge-flange d. U-groove e. J-groove - Correct Answer: b. plug 3. Which of the following discontinuities is associated with shrinkage stresses in the through-thickness direction of thick plate? a. crater cracks b. lamellar tears c. toe cracks d. root cracks e. none of the above - Correct Answer: b. lamellar tears 4. Which of the following is considered to be an acceptable way to provide backing for a V-groove weld in a butt joint? a. copper backing bar b. ceramic backing c. flux backing d. backing weld e. all of the above - Correct Answer: e. all of the above 5. An MT indication is noted at the toe of a fillet weld which exhibits an excessively convex profile. What interpretation should be made? a. Ignore, since it is a nonrelevant indication b. Reject the weld c. Grind to remove the excess convexity and retest d. Accept the weld e. none of the above - Correct Answer: c. Grind to remove the excess convexity and retest 6. Which discontinuity occurs in the heat affected zone and can result from excess moisture in the weld zone? a. longitudinal crack b. crater crack c. underbead crack d. porosity e. transverse crack - Correct Answer: c. underbead crack 7. The design strength of a fillet weld is always based on the throat dimension because: a. it has a columnar microstructure, which is more prone to cracking b. it is the shortest failure path through the weld c. it is the location of most defects d. the design calculations cannot be checked e. it is a theory of failure that cannot be supported by actual labratory testing - Correct Answer: b. it is the shortest failure path through the weld 8. The "A" dimension is referred to as: (Figure 15) a. the throat b. the size c. the leg d. a and b above e. b and c above - Correct Answer: b. the size 9. What is the approximate diameter of an electrode which measures 1.2 mm? a. 0.472 in b. 4.72 in c. 0.39 ft d. 0.039 ft e. none of the above - Correct Answer: e. none of the above 10. Ultrasonic inspection is to be performed: (figure 19) a. on the backing weld only b. on the entire length of weld c. on 10% of the weld length d. from the arrow side only e. none of the above - weld