CWB Level 2 Closed Book | Questions with 100% Correct Answers | Updated & Verified

CWB Level 2 Closed Book | Questions with
100% Correct Answers | Updated & Verified




1. Tomeasurethestrengthofa weldedjoint whatmechanicaltestwouldyou
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prescribe?
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a) A transverse weld tension test.
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b) A charpy test.
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c) ACTODtest.
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d) An all weld metal tension test.
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e) A side bend test.
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Ans:a) A transverse weld tension test.
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2. Selectthecuttingprocessthatwouldprovidethenarrowestheataffected zone
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when cutting 12.5 mm (0.5 in) thick carbon steel.
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a) Oxy-acetylene cutting. kz




b) Air-carbonarccutting. kz kz




c) Oxy-propanecutting. kz




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, d) Plasma arc cutting. kz kz




e) Laser beam cutting kz kz




Ans:e) Laser beam cutting
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3. Which of the following refers to a welder test where a pipe assembly is placed
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verticallyandthejointweldedinthehorizontalpositionwithoutrotat- ing the
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assembly?
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a) 1G
b) 2G
c) 3G
d) 5G
e) 6G
Ans:b) 2G
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4. Whichofthefollowingimperfectionsisnormallyconsideredasunaccept- able
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regardless of size or location?
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a) Porosity.
b) Crack.
c) Inadequate penetration. kz




d) Lamination.
e) Burn-through.
Ans:b) Crack.
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5. Selectthecorrectpenetrameterthicknessfor2%sensitivitywhenradi-
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ographing a weldment 1.25 inches in thickness.
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a) 0.012 in. kz




b) 0.015 in. kz




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