CWB LEVEL 2 LATEST 2026 EXAM QUESTIONS AND
ANSWERS GRADED A+
✔✔What is the most common toughness test? - ✔✔Charpy Impact Test
✔✔Unless specified otherwise, it is typical to perform a hydrostatic test at a pressure of
__________ the maximum working pressure.
(A) 1.3X
(B) 1.5X
(C) 2X
(D) 7X - ✔✔(B) 1.5X
✔✔Non-uniform stress in a rod is calculated by:
(A) load multiplied by cross-sectional area
(B) cross-sectional area divided by the load
(C) load divided by cross-sectional area
(D) cannot be simply calculated - ✔✔(D) cannot be simply calculated
✔✔The yield strength is calculated by __________ divided by the cross-sectional area.
(A) the maximum load
(B) the yield point load
(C) the elastic limit - ✔✔(B) the yield point load
✔✔Which of the following hardness testers will be used because it has a small
indentation size that makes it suitable for use on regions in a weld (and also for use on
thinner samples)?
(A) Brinell
(B) Rockwell
(C) Knoop
(D) Vickers - ✔✔(D) Vickers
✔✔Brittle materials in a toughness test will __________.
(A) absorb minimal energy
(B) absorb significant energy - ✔✔(A) absorb minimal energy
✔✔According to CSA W47.1, a Class V Welder is permitted to weld:
(A) vertical position only
(B) all positions
, (C) flat, horizontal and vertical positions
(D) vertical and flat positions only - ✔✔(C) flat, horizontal and vertical positions
✔✔A "pipe" is a solidification cavity in steel. Where would you most likely find such a
defect when visually inspecting a rolled plate?
(A) on the plate surface
(B) in the middle of an end section
(C) throughout the plate thickness - ✔✔(B) in the middle of an end section
✔✔According to CSA W59, if the leg lengths of a convex fillet weld are unequal, which
one determines the weld size?
(A) the smaller leg
(B) the larger leg - ✔✔(A) the smaller leg
✔✔Which dimension is measured to determine the size of a concave fillet weld?
(A) leg
(B) throat
(C) width of weld face x 0.07 - ✔✔(B) throat
✔✔At what angle of a T-joint is fillet weld now considered a partial joint penetration
groove?
(A) 60°
(B) 45°
(C) 90° - ✔✔(A) 60°
✔✔A specified curvature of a flange in the plane of the web is known as:
(A) camber
(B) sweep
(C) warpage
(D) tilt - ✔✔(B) sweep
✔✔What is the average outside diameter of a cylinder with a taped circumference of
9,425mm? - ✔✔3,000mm
OD / Pi, or
9,.142
✔✔Which has a shorter wavelength - X-rays or Gamma rays? - ✔✔Gamma rays
ANSWERS GRADED A+
✔✔What is the most common toughness test? - ✔✔Charpy Impact Test
✔✔Unless specified otherwise, it is typical to perform a hydrostatic test at a pressure of
__________ the maximum working pressure.
(A) 1.3X
(B) 1.5X
(C) 2X
(D) 7X - ✔✔(B) 1.5X
✔✔Non-uniform stress in a rod is calculated by:
(A) load multiplied by cross-sectional area
(B) cross-sectional area divided by the load
(C) load divided by cross-sectional area
(D) cannot be simply calculated - ✔✔(D) cannot be simply calculated
✔✔The yield strength is calculated by __________ divided by the cross-sectional area.
(A) the maximum load
(B) the yield point load
(C) the elastic limit - ✔✔(B) the yield point load
✔✔Which of the following hardness testers will be used because it has a small
indentation size that makes it suitable for use on regions in a weld (and also for use on
thinner samples)?
(A) Brinell
(B) Rockwell
(C) Knoop
(D) Vickers - ✔✔(D) Vickers
✔✔Brittle materials in a toughness test will __________.
(A) absorb minimal energy
(B) absorb significant energy - ✔✔(A) absorb minimal energy
✔✔According to CSA W47.1, a Class V Welder is permitted to weld:
(A) vertical position only
(B) all positions
, (C) flat, horizontal and vertical positions
(D) vertical and flat positions only - ✔✔(C) flat, horizontal and vertical positions
✔✔A "pipe" is a solidification cavity in steel. Where would you most likely find such a
defect when visually inspecting a rolled plate?
(A) on the plate surface
(B) in the middle of an end section
(C) throughout the plate thickness - ✔✔(B) in the middle of an end section
✔✔According to CSA W59, if the leg lengths of a convex fillet weld are unequal, which
one determines the weld size?
(A) the smaller leg
(B) the larger leg - ✔✔(A) the smaller leg
✔✔Which dimension is measured to determine the size of a concave fillet weld?
(A) leg
(B) throat
(C) width of weld face x 0.07 - ✔✔(B) throat
✔✔At what angle of a T-joint is fillet weld now considered a partial joint penetration
groove?
(A) 60°
(B) 45°
(C) 90° - ✔✔(A) 60°
✔✔A specified curvature of a flange in the plane of the web is known as:
(A) camber
(B) sweep
(C) warpage
(D) tilt - ✔✔(B) sweep
✔✔What is the average outside diameter of a cylinder with a taped circumference of
9,425mm? - ✔✔3,000mm
OD / Pi, or
9,.142
✔✔Which has a shorter wavelength - X-rays or Gamma rays? - ✔✔Gamma rays
