CWB Level 2 Exam- Prep (Latest 2026/2027 Update) Practice Questions with 100% Verified Answers | Canadian Welding Bureau Inspector Certification| Graded A+

CWB Level 2 Exam- Prep (Latest 2026/2027
Update) Practice Questions with 100%
Verified Answers | Canadian Welding
Bureau Inspector Certification| Graded A+
Question:
What is the Canadian Standard for safety in welding??
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Answer:

CSA W117.2
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Question:

What is the typical three-phase input voltage in most Canadian welding
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shops??
Answer:
600V




Question:

True or False: The cable from the workpiece back to the welding machine
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is called the "ground lead".?
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Answer:

,False. The correct term is the "work lead".
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Question:

What is the type of radiation that can damage living cells??
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Answer:

Ionizing




Question:
Name two examples of ionizing radiation.?
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Answer:

X-rays and Gamma rays
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Question:

What is the minimum suggested shade for a welding helmet when using
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5/32 SMAW electrode at 150 A??
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Answer:

Shade 10 i,-




Question:

,Approx. how far could spatter travel when welding/cutting from 2.5m
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high??

Answer:

Possibly up to 6m i,- i,- i,-




Question:

What is the toxic component contained in some copper alloys??
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Answer:

Beryllium




Question:

Which welding process will likely have the highest fume generation rate?
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[SMAW / SAW / FCAW]?
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Answer:
FCAW




Question:

What do the terms TLV and TWA stand for??
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Answer:

, TLV: Threshold limit value
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TWA: Time weighted average
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Question:

The action of UV light on oxygen produces which toxic gas??
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Answer:
Ozone



Question:
What is the term used to describe the following condition of lost
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corrosion resistance? i,-




"When certain stainless steels are heated between 500-850° C, carbides
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form at the grain boundaries and cause a local depletion of chromium."
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(A) Oxidization
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(B) Increased toughness
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(C) Solution heat treatment
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(D) Sensitization?
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Answer:
(D) Sensitization
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