CWB Module 1
True or False? Creating a safe working surroundings is exactly the duty of the organisation? -
ANSFalse, it the the joint obligation of the company and worker.
WHMIS stands for:
a) Workers Health Monitoring System
b) Workplace Hazardous Materials Information System
c) Workers for a Healthy Manufacturing Industry Society - ANSb) Workplace Hazardous
Materials Information System
What are 3 methods that WHMIS facts is conveyed to the workplace? - ANS1. Training
2. Labels
3. MSDS (Material Safety Data Sheet)
If you desire to find out the dangerous ingredients of a product and their toxicological houses, in
which would you look? - ANSMSDS (Material Safety Data Sheet)
Is there a Canadian Standard for safety in welding? - ANSYes, CSA W117.2
What is the typical 3-section input voltage to welding machines in maximum stores? - ANSUSA:
480V
CA: 600V
True or False? The voltage at the secondary side of welding machines is always so low there
can by no means be a threat of electric shocks? - ANSFalse
Why is it viable to nonetheless get an electric shock via touching only one cord of an electric
powered circuit? - ANSThe current can pass through the frame and return thru the floor.
True or False? The cable from the workpiece back to the welding device is effectively known as
the "floor lead" - ANSFalse, it's miles known as the paintings lead.
Why need to you keep away from welding with wet hands or whilst status in water? - ANSWater
increases the touch resistance and increases the danger of a surprise.
Of the two training of radiation, which is the one that can harm living cells? Give two examples. -
ANSIonizing radiation. Examples: X-rays or Gamma-rays.
,Which of the following operations emits this kind of radiation?
A) shielded steel arc welding
b) arc slicing
c) radiography of welds
d) resistance welding - ANSc) radiography of welds
Is it authentic that you can suffer from "sunburn" on exposed pores and skin by using just being
near a welding arc? - ANSYes, authentic.
What is the recommended coloration wide variety for a welder's helmet when using five/32 in
SMAW electrode at 150A? - ANS10
Which of the subsequent conditions is maximum possibly to provide the finest quantity of direct
and contemplated ultraviolet mild?
A) resistance welding two thin metallic sheets
b) gasoline metallic arc welding aluminium plate
c) submerged arc welding - ANSb) fuel metal arc welding aluminium plate
True or False? Facepiece respirators with mechanical filters will remove all fumes and gases
emitted in welding. - ANSFalse, Gases aren't removed. Most fumes may be eliminated but now
not 100%
Approximately how a ways may want to spatter journey while welding or cutting on shape about
2.Five m excessive?
A) Possibly up to six m
b) no more than 1 m
c) up to 20 m - ANSa) Possibly up to 6 m
What is the counseled coloration quantity for a welder's helmet while the use of >1/4 in SMAW
electrode at 500A? - ANS11
What is the suggested color wide variety for a welder's helmet while the use of three in SMAW
electrode at 150A? - ANS8
, What is the cautioned color range for a welder's helmet while using < three/32 in SMAW
electrode at 50A? - ANS7
What is the counseled color quantity for a welder's helmet when the use of
GMAW/FCAW/MCAW at 60-500A? - ANS10
What is the recommended colour quantity for a welder's helmet whilst the usage of GMAW at
<60 A? - ANS7
What is the suggested coloration range for a welder's helmet when the usage of GTAW at
<50-one hundred fifty A? - ANS8
What is the recommended shade variety for a welder's helmet while using GTAW at a hundred
and fifty-500 A? - ANS10
What is the advised color variety for a welder's helmet while air carbon arc reducing light at
<500 A? - ANS10
What is the cautioned colour variety for a welder's helmet when air carbon arc reducing heavy at
500 - one thousand A? - ANS11
What is the recommended color quantity for a welder's helmet whilst plasma arc cutting and
gouging very mild at 20 A? - ANS5
What is the recommended coloration range for a welder's helmet when plasma arc reducing and
gouging light at 20 - 100 A? - ANS8
What is the advised color quantity for a welder's helmet when plasma arc reducing and gouging
medium at a hundred - 400 A? - ANS8
What is the advised coloration variety for a welder's helmet whilst plasma arc reducing and
gouging heavy at 400 - 800 A? - ANS10
What is the advised shade number for a welder's helmet while oxygen reducing at plate
thickness (light) of <25mm/ <1in? - ANS3
What is the counseled shade wide variety for a welder's helmet whilst oxygen cutting at plate
thickness (medium) of 25-100mm/ <1-6in? - ANS4
What is the suggested shade number for a welder's helmet when oxygen cutting at plate
thickness (heavy) of >150mm/ >6in? - ANS5
For the SMAW process, which contributes greater to the production of fume: base metallic or
electrode? - ANSelectrode
True or False? Creating a safe working surroundings is exactly the duty of the organisation? -
ANSFalse, it the the joint obligation of the company and worker.
WHMIS stands for:
a) Workers Health Monitoring System
b) Workplace Hazardous Materials Information System
c) Workers for a Healthy Manufacturing Industry Society - ANSb) Workplace Hazardous
Materials Information System
What are 3 methods that WHMIS facts is conveyed to the workplace? - ANS1. Training
2. Labels
3. MSDS (Material Safety Data Sheet)
If you desire to find out the dangerous ingredients of a product and their toxicological houses, in
which would you look? - ANSMSDS (Material Safety Data Sheet)
Is there a Canadian Standard for safety in welding? - ANSYes, CSA W117.2
What is the typical 3-section input voltage to welding machines in maximum stores? - ANSUSA:
480V
CA: 600V
True or False? The voltage at the secondary side of welding machines is always so low there
can by no means be a threat of electric shocks? - ANSFalse
Why is it viable to nonetheless get an electric shock via touching only one cord of an electric
powered circuit? - ANSThe current can pass through the frame and return thru the floor.
True or False? The cable from the workpiece back to the welding device is effectively known as
the "floor lead" - ANSFalse, it's miles known as the paintings lead.
Why need to you keep away from welding with wet hands or whilst status in water? - ANSWater
increases the touch resistance and increases the danger of a surprise.
Of the two training of radiation, which is the one that can harm living cells? Give two examples. -
ANSIonizing radiation. Examples: X-rays or Gamma-rays.
,Which of the following operations emits this kind of radiation?
A) shielded steel arc welding
b) arc slicing
c) radiography of welds
d) resistance welding - ANSc) radiography of welds
Is it authentic that you can suffer from "sunburn" on exposed pores and skin by using just being
near a welding arc? - ANSYes, authentic.
What is the recommended coloration wide variety for a welder's helmet when using five/32 in
SMAW electrode at 150A? - ANS10
Which of the subsequent conditions is maximum possibly to provide the finest quantity of direct
and contemplated ultraviolet mild?
A) resistance welding two thin metallic sheets
b) gasoline metallic arc welding aluminium plate
c) submerged arc welding - ANSb) fuel metal arc welding aluminium plate
True or False? Facepiece respirators with mechanical filters will remove all fumes and gases
emitted in welding. - ANSFalse, Gases aren't removed. Most fumes may be eliminated but now
not 100%
Approximately how a ways may want to spatter journey while welding or cutting on shape about
2.Five m excessive?
A) Possibly up to six m
b) no more than 1 m
c) up to 20 m - ANSa) Possibly up to 6 m
What is the counseled coloration quantity for a welder's helmet while the use of >1/4 in SMAW
electrode at 500A? - ANS11
What is the suggested color wide variety for a welder's helmet while the use of three in SMAW
electrode at 150A? - ANS8
, What is the cautioned color range for a welder's helmet while using < three/32 in SMAW
electrode at 50A? - ANS7
What is the counseled color quantity for a welder's helmet when the use of
GMAW/FCAW/MCAW at 60-500A? - ANS10
What is the recommended colour quantity for a welder's helmet whilst the usage of GMAW at
<60 A? - ANS7
What is the suggested coloration range for a welder's helmet when the usage of GTAW at
<50-one hundred fifty A? - ANS8
What is the recommended shade variety for a welder's helmet while using GTAW at a hundred
and fifty-500 A? - ANS10
What is the advised color variety for a welder's helmet while air carbon arc reducing light at
<500 A? - ANS10
What is the cautioned colour variety for a welder's helmet when air carbon arc reducing heavy at
500 - one thousand A? - ANS11
What is the recommended color quantity for a welder's helmet whilst plasma arc cutting and
gouging very mild at 20 A? - ANS5
What is the recommended coloration range for a welder's helmet when plasma arc reducing and
gouging light at 20 - 100 A? - ANS8
What is the advised color quantity for a welder's helmet when plasma arc reducing and gouging
medium at a hundred - 400 A? - ANS8
What is the advised coloration variety for a welder's helmet whilst plasma arc reducing and
gouging heavy at 400 - 800 A? - ANS10
What is the advised shade number for a welder's helmet while oxygen reducing at plate
thickness (light) of <25mm/ <1in? - ANS3
What is the counseled shade wide variety for a welder's helmet whilst oxygen cutting at plate
thickness (medium) of 25-100mm/ <1-6in? - ANS4
What is the suggested shade number for a welder's helmet when oxygen cutting at plate
thickness (heavy) of >150mm/ >6in? - ANS5
For the SMAW process, which contributes greater to the production of fume: base metallic or
electrode? - ANSelectrode
