2/16/25, 10:53 AM CWB Level 2 All Modules (2025) comprehensive questions and verified answers ( detailed & elaborated) ACTUAL EXAM 202…
CWB Level 2 All Modules (2025) comprehensive
questions and verified answers ( detailed &
elaborated) ACTUAL EXAM 2025 TEST!!
Save
Terms in this set (262)
What is the term used to (D) Sensitization
describe the following
condition of lost Note: Also known as "carbide precipitation" --
corrosion resistance? Chromium binds to carbides, and "sweats out" at the
grain boundaries
"When certain stainless
steels are heated
between 500-850° C,
carbides form at the
grain boundaries and
cause a local depletion
of chromium."
(A) Oxidization
(B) Increased toughness
(C) Solution heat
treatment
(D) Sensitization
On a radiograph, (B) dark
undercut appears as a
_________ line.
(A) light
(B) dark
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 1/67
,2/16/25, 10:53 AM CWB Level 2 All Modules (2025) comprehensive questions and verified answers ( detailed & elaborated) ACTUAL EXAM 202…
What is the Canadian CSA W117.2
Standard for safety in
welding?
What is the typical three- 600V
phase input voltage in
most Canadian welding
shops?
True or False: The cable False. The correct term is the "work lead".
from the workpiece back
to the welding machine is
called the "ground lead".
What is the type of Ionizing
radiation that can
damage living cells?
Name two examples of X-rays and Gamma rays
ionizing radiation.
What is the minimum Shade 10
suggested shade for a
welding helmet when
using 5/32 SMAW
electrode at 150 A?
Approx. how far could Possibly up to 6m
spatter travel when
welding/cutting from
2.5m high?
What is the toxic Beryllium
component contained in
some copper alloys?
Which welding process FCAW
will likely have the
highest fume generation
rate?
[SMAW / SAW / FCAW]
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 2/67
,2/16/25, 10:53 AM CWB Level 2 All Modules (2025) comprehensive questions and verified answers ( detailed & elaborated) ACTUAL EXAM 202…
What do the terms TLV TLV: Threshold limit value
and TWA stand for? TWA: Time weighted average
The action of UV light on Ozone
oxygen produces which
toxic gas?
Which common fuel gas Acetylene
has the widest range
where it can become
flammable when mixed
with air?
What substance should Oil or grease
you NEVER apply to a
stiff pressure-adjusting
screw on an oxygen
regulator?
What is the maximum 103 kPa (15 psi)
gauge pressure that
acetylene should be
used? (kPa/psi)
Which toxic gas is Phosgene gas
produced when welding
on surfaces with
chlorinated hydrocarbon
solvents?
What is the typical max. 80 V
OCV of an AC welding
machine?
In an isometric drawing, 30°
the lines (for width,
length and depth) are
inclined at an angle of
how many degrees?
What are the maximum 6
number of views in an
orthographic drawing?
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 3/67
, 2/16/25, 10:53 AM CWB Level 2 All Modules (2025) comprehensive questions and verified answers ( detailed & elaborated) ACTUAL EXAM 202…
What are the two general Perspective and Isometric
classes of picture
drawings?
1) Butt
2) Corner
What are the 5 basic
3) T
joints?
4) Lap
5) Edge
1) Groove
2) Fillet
What are the 5 basic
3) Plug/Slot
weld types?
4) Surfacing
5) Edge
Plasma cutting torch 30,000
temp can reach
temperatures of __________ °
Celsius.
True or False: All plasma True
arc cutting equipment is
operated using DCEN.
True or False: Stainless False
steel can be readily cut
with a normal oxy-fuel
gas process.
What are the two basic Transferred and Non-Transferred arc
methods of plasma torch
operation?
In North America, the 3 LEFT
othographic views most
commonly-used are: TOP,
FRONT and __________ Side.
[RIGHT / LEFT]
What is the difference A "weld symbol" indicates the specific kind of weld
between a "weld symbol" to be used (ex. fillet), and is contained inside of
and a "welding symbol"? "welding symbol".
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 4/67
CWB Level 2 All Modules (2025) comprehensive
questions and verified answers ( detailed &
elaborated) ACTUAL EXAM 2025 TEST!!
Save
Terms in this set (262)
What is the term used to (D) Sensitization
describe the following
condition of lost Note: Also known as "carbide precipitation" --
corrosion resistance? Chromium binds to carbides, and "sweats out" at the
grain boundaries
"When certain stainless
steels are heated
between 500-850° C,
carbides form at the
grain boundaries and
cause a local depletion
of chromium."
(A) Oxidization
(B) Increased toughness
(C) Solution heat
treatment
(D) Sensitization
On a radiograph, (B) dark
undercut appears as a
_________ line.
(A) light
(B) dark
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 1/67
,2/16/25, 10:53 AM CWB Level 2 All Modules (2025) comprehensive questions and verified answers ( detailed & elaborated) ACTUAL EXAM 202…
What is the Canadian CSA W117.2
Standard for safety in
welding?
What is the typical three- 600V
phase input voltage in
most Canadian welding
shops?
True or False: The cable False. The correct term is the "work lead".
from the workpiece back
to the welding machine is
called the "ground lead".
What is the type of Ionizing
radiation that can
damage living cells?
Name two examples of X-rays and Gamma rays
ionizing radiation.
What is the minimum Shade 10
suggested shade for a
welding helmet when
using 5/32 SMAW
electrode at 150 A?
Approx. how far could Possibly up to 6m
spatter travel when
welding/cutting from
2.5m high?
What is the toxic Beryllium
component contained in
some copper alloys?
Which welding process FCAW
will likely have the
highest fume generation
rate?
[SMAW / SAW / FCAW]
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 2/67
,2/16/25, 10:53 AM CWB Level 2 All Modules (2025) comprehensive questions and verified answers ( detailed & elaborated) ACTUAL EXAM 202…
What do the terms TLV TLV: Threshold limit value
and TWA stand for? TWA: Time weighted average
The action of UV light on Ozone
oxygen produces which
toxic gas?
Which common fuel gas Acetylene
has the widest range
where it can become
flammable when mixed
with air?
What substance should Oil or grease
you NEVER apply to a
stiff pressure-adjusting
screw on an oxygen
regulator?
What is the maximum 103 kPa (15 psi)
gauge pressure that
acetylene should be
used? (kPa/psi)
Which toxic gas is Phosgene gas
produced when welding
on surfaces with
chlorinated hydrocarbon
solvents?
What is the typical max. 80 V
OCV of an AC welding
machine?
In an isometric drawing, 30°
the lines (for width,
length and depth) are
inclined at an angle of
how many degrees?
What are the maximum 6
number of views in an
orthographic drawing?
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 3/67
, 2/16/25, 10:53 AM CWB Level 2 All Modules (2025) comprehensive questions and verified answers ( detailed & elaborated) ACTUAL EXAM 202…
What are the two general Perspective and Isometric
classes of picture
drawings?
1) Butt
2) Corner
What are the 5 basic
3) T
joints?
4) Lap
5) Edge
1) Groove
2) Fillet
What are the 5 basic
3) Plug/Slot
weld types?
4) Surfacing
5) Edge
Plasma cutting torch 30,000
temp can reach
temperatures of __________ °
Celsius.
True or False: All plasma True
arc cutting equipment is
operated using DCEN.
True or False: Stainless False
steel can be readily cut
with a normal oxy-fuel
gas process.
What are the two basic Transferred and Non-Transferred arc
methods of plasma torch
operation?
In North America, the 3 LEFT
othographic views most
commonly-used are: TOP,
FRONT and __________ Side.
[RIGHT / LEFT]
What is the difference A "weld symbol" indicates the specific kind of weld
between a "weld symbol" to be used (ex. fillet), and is contained inside of
and a "welding symbol"? "welding symbol".
https://quizlet.com/1006441696/cwb-level-2-all-modules-2025-comprehensive-questions-and-verified-answers-detailed-elaborated-actual-exam-… 4/67
