CWB LEVEL 2 CLOSED BOOK STUDY GUIDE 2025 UPDATED ACTUAL EXAM WITH CORRECT SOLUTIONS.

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CWB LEVEL 2 CLOSED BOOK STUDY
GUIDE 2025 UPDATED ACTUAL EXAM WITH
CORRECT SOLUTIONS.



To measure the strength of a welded joint what mechanical test
would you prescribe?


a) A transverse weld tension test.
b) A charpy test.
c) A CTOD test.
d) An all weld metal tension test.
e) A side bend test. - correct answer- a) A transverse weld
tension test.




Select the cutting process that would provide the narrowest
heat affected zone when cutting 12.5 mm (0.5 in) thick carbon
steel.


a) Oxy-acetylene cutting.
b) Air-carbon arc cutting.
c) Oxy-propane cutting.
d) Plasma arc cutting.
e) Laser beam cutting - correct answer- e) Laser beam cutting

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Which of the following refers to a welder test where a pipe
assembly is placed vertically and the joint welded in the
horizontal position without rotating the assembly?


a) 1G
b) 2G
c) 3G
d) 5G
e) 6G - correct answer- b) 2G




Which of the following imperfections is normally considered as
unacceptable regardless of size or location?


a) Porosity.
b) Crack.
c) Inadequate penetration.
d) Lamination.
e) Burn-through. - correct answer- b) Crack.




Select the correct penetrameter thickness for 2% sensitivity
when radiographing a weldment 1.25 inches in thickness.


a) 0.012 in.