Exam (elaborations)
CWB Level 2 Module 5 Power Sources for Welding QUESTIONS AND ANSWERS RATED A+ 2024/2025
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CWB Level 2 Module 5 Power Sources for Welding QUESTIONS AND ANSWERS RATED A+ 2024/2025
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CWB Level 2 Module 5 Power Sourcesfor Welding
Guide Question - Section 2
"Electric current is quite simply carried out in metals (low resistance) because of the many loose
electrons"
True or false - ANSTrue
Guide Question - Section 2
"Conventional contemporary glide is from bad to high-quality"
True or False - ANSFalse
Guide Question - Section 2
Materials which have a high resistance to present day glide are called:
a) Semi conductors
b) conductors
c) insulators - ANSc) insulators
Guide Question - Section 2
"A gas can only behavior power when the gas has been ionized (a plasma has shaped)"
True or False - ANSTrue
Guide Question - Section 2
The 3 principal components of a welding arc are:
a) anode, cathode and plasma
b) nozzle, gas and electrode
c) paintings piece, gasoline and weld steel - ANSa) anode, cathode and plasma
Guide Question - Section 2
"Gas tungsten arc welding includes a consumable electrode"
True or False - ANSFalse
Guide Question - Section 2
, Transformer-based totally welding power sources are usually connected to:
a) engine pushed generator
b) application supply power - ANSb) application deliver power
Guide Question - Section 2
"To initiate an arc required high modern-day and low voltage electricity
True or False - ANSFalse
Guide Question - Section 2
For a consumable electrode welding method most people of the warmth in DCEN polarity is
focused on the:
a) electrode
b) workpiece - ANSa) electrode
Guide Question - Section 2
For a non-consumable electrode welding process most of the people of the heat in DCEN
polarity is targeting the:
a) electrode
b) workpiece - ANSb) workpiece
Guide Question - Section 2
"Ohm's regulation applies to a welding arc due to the fact that current will increase as voltage
increases"
True or False - ANSFalse
Guide Question - Section 2
The shielded metal arc welding method calls for a energy source that produces consistent
a) voltage
b) modern - ANSb) cutting-edge
Guide Question - Section 2
The voltage drop throughout the arc area consists of:
a) touch tip, welding cables and work clamp
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