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. To measure the strength ofa welded joint what mechanical test would you
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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) A CTOD test.
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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. Select the cuttingprocess that would provide the narrowest heataffected
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zone when cutting 12.5 mm (0.5 in) thick carbon steel.
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a) Oxy-acetylene cutting. ,/




b) Air-carbon arc cutting. ,/ ,/




c) Oxy-propane cutting. ,/





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, d) Plasma arc cutting. ,/ ,/




e) Laser beam cutting ,/ ,/




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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vertically andthe joint welded inthe horizontalpositionwithout rotat- 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. Which of the following imperfections is normally considered as unaccept-
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able regardless of size or location?
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a) Porosity.
b) Crack.
c) Inadequate penetration. ,/




d) Lamination.
e) Burn-through.
Ans:b) Crack.
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5. Select the correct penetrameter thickness for 2%sensitivity when radi-
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ographing a weldment 1.25 inches in thickness.
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a) 0.012 in. ,/




b) 0.015 in. ,/





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