SAMPLE QUESTIONS FOR VISUAL INSPECTION WORKSHOP
EXERCISE QUESTIONS CHAPTER # 1
1.1)If the specified root face for joint (A) in figure 1.2 is 1/8 in, what is the range of root face permitted for this joint? a) 1/12in to 3/16 in b) 1/16 in to 3/16 in c) 1/16 in to 1/8 in d) 1/8 in to 3/16 in
1.1)If the specified root face for joint (A) in figure 1.2 is 1/8 in, what is the range of root face permitted for this joint? -Answer a) 1/12in to 3/16 in b) 1/16 in to 3/16 in c) 1/16 in to 1/8 in d) 1/8 in to 3/16 in
a) b) c) d)
1.2)If the specified root opening for joint (B) in the figure 1.2 is 3/16, what is the range of root opening permitted for this joint? 0 to 7/16 in 1/16 to 3/8 in 3/16 to 7/16 in 1/8 to 7/16 in
a) b) c) d)
1.2)If the specified root opening for joint (B) in the figure 1.2 is 3/16, what is the range of root opening permitted for this joint? Answer 0 to 7/16 in 1/16 to 3/8 in 3/16 to 7/16 in 1/8 to 7/16 in
a) b) c) d)
1.3)Drawings and specifications should be reviewed Prior to welding During welding After welding All of the above
a) b) c) d)
1.3)Drawings and specifications should be reviewed -Answer Prior to welding During welding After welding All of the above
a) b) c) d)
1.4)Preheat temperature should be measured 1 in from the end of the joint The thickness of the joint but no less than 3 in from the joint at the beginning of the joint At 6 in intervals along the length of the joint The thickness of the joint but no less than 3 in from the joint along the entire length of the joint
a) b) c) d)
1.4)Preheat temperature should be measured Answer 1 in from the end of the joint The thickness of the joint but no less than 3 in from the joint at the beginning of the joint At 6 in intervals along the length of the joint The thickness of the joint but no less than 3 in from the joint along the entire length of the joint
1.5)Hold points are a) b) c) d)
Established after fabrication is accomplished Established by the fabrication department Points where fabrication is put on hold Points where an inspection and acceptance is required prior to accomplishment for any further fabrication
1.5)Hold points are-Answer a) b) c) d)
Established after fabrication is accomplished Established by the fabrication department Points where fabrication is put on hold Points where an inspection and acceptance is required prior to accomplishment for any further fabrication
1.6)What discontinuities can be found by visual inspection?
a) b) c) d)
Undercut Cracks Underfill All the above
1.6)What discontinuities can be found by visual inspection? -Answer
a) b) c) d)
Undercut Cracks Underfill All the above
EXERCISE QUESTIONS CHAPTER # 2
a) b) c) d) e)
2.1)A discontinuity is : always a defect always a reject always acceptable Rejectable if it exceeds code limits none of the above
a) b) c) d) e)
2.1)A discontinuity is :-Answer Always a defect Always a reject Always acceptable Rejectable if it exceeds code limits None of the above
a) b) c) d) e)
2.2)Whether a particular weld discontinuity is critical can be judged on the basis of Whether it is surface or subsurface Whether it is linear on non linear Whether it has sharp end condition All of the above None of the above
a) b) c) d) e)
2.2)Whether a particular weld discontinuity is critical can be judged on the basis ofAnswer Whether it is surface or subsurface Whether it is linear on non linear Whether it has sharp end condition All of the above None of the above
a) b) c) d) e)
2.3)What discontinuity is considered to be most serve Porosity Incomplete fusion Slag inclusion Crack Arc strike
a) b) c) d) e)
2.3)What discontinuity is considered to be most serve-Answer Porosity Incomplete fusion Slag inclusion Crack Arc strike
a) b) c) d) e)
2.4)Which of the following discontinuities is less likely to be found visually? Toe crack Undercut Lamellar tear Overlap None of the above
a) b) c) d) e)
2.4)Which of the following discontinuities is less likely to be found visually? -Answer Toe crack Undercut Lamellar tear Overlap None of the above
a) b) c) d) e)
2.5)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 None of the above
a) b) c) d) e)
2.5)Underbead cracks can result from which of the following welding practices? -Answer Use of wet electrodes Welding on contaminated steels Welding over paint All of the above None of the above
a) b) c) d) e)
2.6)The weld discontinuity that results from improper termination of the welding arc is referred to as Undercut Overlap Crater crack Incomplete fusion All of the above
a) b) c) d) e)
2.6)The weld discontinuity that results from improper termination of the welding arc is referred to as-Answer Undercut Overlap Crater crack Incomplete fusion All of the above
a) b) c) d) e)
2.7)Of the following processes, which is unlikely to have slag inclusion in a complete weld? SMAW PAW FCAW SAW None of the above
2.7)Of the following processes, which is unlikely to have slag inclusion in a complete weld? -
Answer a) b) c) d) e)
SMAW PAW FCAW SAW None of the above
a) b) c) d) e)
2.8)The discontinuity that results from the entrapment of gas within the weld cross section is referred to as Crack Slag inclusion Incomplete fusion Porosity None of the above
a) b) c) d) e)
2.8)The discontinuity that results from the entrapment of gas within the weld cross section is referred to as-Answer Crack Slag inclusion Incomplete fusion Porosity None of the above
a) b) c) d) e)
2.9)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 None of the above
2.9)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? -
Answer a) b) c) d) e)
Undercut Underfill Overlap Incomplete fusion None of the above
a) b) c) d) e)
2.10)What weld metal discontinuity results when the welder fails to completely fill the weld groove? Undercut Underfill Overlap Incomplete fusion None of the above
a) b) c) d) e)
2.10)What weld metal discontinuity results when the welder fails to completely fill the weld groove? -Answer Undercut Underfill Overlap Incomplete fusion None of the above
a) b) c) d) e)
2.11)Excessive weld metal buildup on a groove weld is referred to as: Excessive convexity Excess weld reinforcement Overfill All of the above None of the above
a) b) c) d) e)
2.11)Excessive weld metal buildup on a groove weld is referred to as:-Answer Excessive convexity Excess weld reinforcement Overfill All of the above None of the above
a) b) c) d)
2.12)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
a) b) c) d)
2.12)The weld discontinuity that results from the initiation of the welding arc outside the weld joint is referred to as:-Answer Incomplete fusion Undercut Overlap Arc strike
a) b) c) d) e)
2.13)What weld discontinuity show up as a light region on a radiograph? Porosity Tungsten inclusion Slag inclusion a and b above b and c above
a) b) c) d) e)
2.13)What weld discontinuity show up as a light region on a radiograph? -Answer Porosity Tungsten inclusion Slag inclusion a and b above b and c above
a) b) c) d) e)
2.14)Which of the following is not a base metal discontinuity resulting from improper steelmaking practices? Lamination Lamellar tear Sea Pipe shrinkage None of the above
a) b) c) d) e)
2.14)Which of the following is not a base metal discontinuity resulting from improper steelmaking practices? -Answer Lamination Lamellar tear Sea Pipe shrinkage None of the above
EXERCISE QUESTIONS CHAPTER # 3
a) b) c) d)
3.1)A welder is to be qualified for GMAW. In what field of appendix II-A in the Part B Book of Specifications will process description of the welding method be found? [2] [3] [4] [5]
3.1)A welder is to be qualified for GMAW. In what field of appendix II-A in the Part B Book of Specifications will process description of the welding method be found?
-Answer a) b) c) d)
[2] [3] [4] [5]
a) b) c) d) e)
3.2)For prequalified joint B-U2a, what is the range of groove angles, as fitup with a 3/8 is root opening? 250 to 400 300 to 400 300 to 450 250 to 350 None of the above
a) b) c) d) e)
3.2)For prequalified joint B-U2a, what is the range of groove angles, as fitup with a 3/8 is root opening? -Answer 250 to 400 300 to 400 300 to 450 250 to 350 None of the above
a) b) c) d)
3.3)What is the maximum allowable convexity for a weld of 11/16 in actual face width? 1/16 in 1/8 in 3/16 in 1/4 in
3.3)What is the maximum allowable convexity for a weld of 11/16 in actual face width? -
Answer a) b) c) d)
1/16 in 1/8 in 3/16 in 1/4 in
3.4)A welder has been qualified for groove welding using a 2 in schedule 80 pipe test coupon in the 2G position. Is the welder qualified for the welding of 4 in schedule 80 pipe. a) Yes b) No c) Yes, but not in 5G or 6G positions
3.4)A welder has been qualified for groove welding using a 2 in schedule 80 pipe test coupon in the 2G position. Is the welder qualified for the welding of 4 in schedule 80 pipe. -Answer a) Yes b) No c) Yes, but not in 5G or 6G positions
3.5)For the qualification of question 3.4 above, could electrodes of classification E7028 be used if the pipe conformed to API 5L Gr. X52? a) Yes b) No c) Yes, but not in 5G or 6G positions
3.5)For the qualification of question 3.4 above, could electrodes of classification E7028 be used if the pipe conformed to API 5L Gr. X52? -Answer a) Yes b) No c) Yes, but not in 5G or 6G positions
a) b) c) d)
3.6)For 1-1/2 in CJP groove welds in plates, of ASTM A 572 Gr. 60,what preheat and interpass temperature is required? 1500F 1750F 2250F 3000F
3.6)For 1-1/2 in CJP groove welds in plates, of ASTM A 572 Gr. 60,what preheat and interpass temperature is required? -
Answer a) b) c) d)
1500F 1750F 2250F 3000F
a) b) c) d)
3.7)What is the F Number for ER 4043 electrode conforming to AWS Specification A5.10? F-6 F-21 F-23 F-22
a) b) c) d)
3.7)What is the F Number for ER 4043 electrode conforming to AWS Specification A5.10? -Answer F-6 F-21 F-23 F-22
a) b) c) d)
3.8)When the weld is parallel to the primary stress the allowable undercut is 1/16 in 0.01 in 1/32 in Not allowed
a) b) c) d)
3.8)When the weld is parallel to the primary stress the allowable undercut is-Answer 1/16 in 0.01 in 1/32 in Not allowed
a) b) c) d)
3.9)A welding procedure qualification test plate was welded using an ER70S-6 electrode conforming to AWS A5.18. Where would “AWS 5.18” appear on appendix I? (5) (6) (7) (2)
3.9)A welding procedure qualification test plate was welded using an ER70S-6 electrode conforming to AWS A5.18. Where would “AWS 5.18” appear on appendix I? -
Answer a) b) c) d)
(5) (6) (7) (2)
a) b) c) d)
3.10)What is the specified root opening for prequalified joint B-U2a-GF using gas shielded FCAW process. 1/4 in 3/8 in 3/16 in Not specified
a) b) c) d)
3.10)What is the specified root opening for prequalified joint B-U2a-GF using gas shielded FCAW process. -Answer 1/4 in 3/8 in 3/16 in Not specified
EXERCISE QUESTIONS CHAPTER # 4
a) b) c) d)
4.1)What is the measurement of the crosshatch object in 1-23/32 in 1-23/64 in 1-21/32 in 1-21/64 in
a) b) c) d)
4.1)What is the measurement of the crosshatch object in-Answer 1-23/32 in 1-23/64 in 1-21/32 in 1-21/64 in
4.2)Convert the answer from question 4.1 to millimeters using factor in text
Ans-42.06
a) b) c) d)
4.3)What is the measurement indicated on the instrument in 0.752 in 0.762 in 0.747 in 0.672 in
a) b) c) d)
4.3)What is the measurement indicated on the instrument in-Answer 0.752 in 0.762 in 0.747 in 0.672 in
4.4)Convert the answer from question 4.3 to millimeters using factor in text
Ans-19.35
a) b) c) d)
4.5)What is the measurement indicated on the instrument in figure EQ4.5? 10.87 15.78 18.70 78.70
a) b) c) d)
4.5)What is the measurement indicated on the instrument in figure EQ4.5? -Answer 10.87 15.78 18.70 78.70
4.6)Convert the answer from question 4.5 to inches using factor in text
Ans-0.736 in
a) b) c) d)
4.7)The width of a rectangular tensile specimen is 0.762 in what is the metric equivalent? 22.76 mm 20.69 mm 19.35 mm 19.15 mm
4.7)The width of a rectangular tensile specimen is 0.762 in what is the metric equivalent? -
Answer a) b) c) d)
22.76 mm 20.69 mm 19.35 mm 19.15 mm
4.8)The thickness of the specimen in question 4.7 is 18.70 mm. What is its inch equivalent?
a)0.778 in b)0.887 in c)0.966 in d)0.736 in
4.8)The thickness of the specimen in question 4.7 is 18.70 mm. What is its inch equivalent?
-Answer a)0.778 in b)0.887 in c)0.966 in d)0.736 in
a)
b) c)
d)
4.9)Using the required values from questions 4.7 and 4.8 calculate the area of the sample in square inches and square millimeters. 0.777 square inches and 501.294 square millimeters. 0.555 square inches and 358.062 square millimeters. 0.738 square inches and 476.131 square millimeters. 0.561 square inches and 361.845 square millimeters.
a) b)
c) d)
4.9)Using the required values from questions 4.7 and 4.8 calculate the area of the sample in square inches and square millimeters. Answer 0.777 square inches and 501.294 square millimeters. 0.555 square inches and 358.062 square millimeters. 0.738 square inches and 476.131 square millimeters. 0.561 square inches and 361.845 square millimeters.
a) b) c) d)
4.10)If the tensile strength of the sample fails at a load of 51 550 pounds, and using the values from question 4.9, what is the ultimate tensile strength? (Load divided by the area) 991 889 psi 82 800 psi 66 400 psi 37 000 psi
a) b) c) d)
4.10)If the tensile strength of the sample fails at a load of 51 550 pounds, and using the values from question 4.9, what is the ultimate tensile strength? (Load divided by the area) -Answer 991 889 psi 82 800 psi 66 400 psi 37 000 psi
