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WorksheetsWelding assessment by Eric
Total questions: 12
Worksheet time: 6mins
For long-term cutting of materials containing cadmium or mercury, what should always be worn?
An approved metal fume filter
An approved HEPA-rated filter
An approved standard respirator
An approved supplied-air respirator
Acetylene gas must be withdrawn from a cylinder at an hourly rate that does not exceed _____ of the total volume
1/2
1/3
1/5
1/7
Engine generators should be shut down if no welding is to take place for how long?
10 minutes
15 minutes
30 minutes
20 minutes
What type of power source is used with the SMAW process?
Constant Current
Constant Voltage
Rising Arc Voltage
Constant potential
In addition to amperage capacity, what else determines rated output?
Voltage
function
duty cycle
electrode size
What is true about the period of time a low-hydrogen electrode can be outside a heated oven?
it is limited to one hour
it is limited to two hours
it is defined as exposure time
it is defined as storage time
How is arc length measured?
From one end of the electrode to the other
From the striking area of the ground clamp
From the end of the electrode core to the base metal
From the end of the electrode holder to the base metal
What causes arc blow in SMAW welding process?
Using A/C
Damaged electrode
Flux
Magnetic force
What type of welding current is produced by the transformer machine?
AC only
DC only
CV only
CC only
What are the 3 benefits of flux coating on a SMAW electrode? Choose the one that DOES NOT belong
stabilizes the arc
Protects the weld
Adds alloying elements
Enhances the duty cycle
Filler metal specifications are written by?
ASME
ANSI
AWS
NDT
A nondestructive test method used to detect discontinuities well below the surface of the weld?
Radiography
Magnetic particle testing
Penetrant testing
Visual inspection
