WorksheetsWelding Safety and Processes Quiz
Total questions: 25
Worksheet time: 13mins
When setting up oxy-fuel equipment, which valve should always be opened first?
Oxygen
Acetylene
Both together
It doesn’t matter
Which polarity setting is used for FCAW self-shielded wire?
AC
DCEN
DCEP
Reverse AC
What is the minimum distance to keep flammable materials from the welding area?
10 ft
35 ft
5 ft
50 ft
What component controls the voltage in a MIG welder?
Inductor
Contactor
Power supply
Transformer tap
A weld symbol with a flag at the junction indicates:
Field weld
All-around weld
Back weld
Plug weld
In welding symbols, the arrow side of a joint refers to:
The side the arrow points to
The opposite side
The top plate
The root side only
The dimension to the left of a weld symbol indicates:
Length of weld
Weld size
Joint spacing
Pitch
What is the correct symbol for a fillet weld?
Right triangle
Circle
Square
Flag
Which line type shows the visible edges in a welding print?
Object line
Hidden line
Centerline
Break line
A concave fillet weld can indicate:
Correct travel speed
Proper amperage
Too fast travel or low voltage
Proper weave
What base metal property is improved by preheating?
Hardness
Ductility
Brittleness
Rigidity
What is the most common cause of porosity in GMAW?
Wrong polarity
Poor gas coverage
Too much heat
Improper angle
A crack that forms in the center of the weld bead is called a:
Toe crack
Underbead crack
Longitudinal crack
Crater crack
which of the following is NOT acceptable welding attire
Jeans
Steel toe shoes
fleece pull over
leather gloves
Which of the following is a critical safety practice in welding?
Wearing flip-flops to stay comfortable
Using a welding helmet with proper shade
Keeping flammable materials nearby
Welding in a poorly ventilated area
This part of the cutting torch setup ensures that pressure of the gas from the tanks matches the required pressure in the hose:
Regulator
Reducer
Transducer
Indicator
Gauge
What is the primary function of a welding helmet?
To protect the welder from loud noises
To shield the welder's eyes and face from sparks and UV radiation
To provide a comfortable seat for the welder
To store welding tools
What should be done if a welding machine's power cord is found to be frayed or damaged?
Wrap it with electrical tape and continue using it.
Report it and replace the cord before using the machine.
Use it only for short welding tasks.
Ignore it if the machine is still working.
What is the role of the cutting oxygen jet in the oxy fuel cutting process?
To cool the metal surface
To ignite the fuel gas
To oxidize and remove the molten metal
To provide a decorative finish
Which welding symbol component specifies the location of the weld?
Arrow
Reference line
Tail
Weld symbol
What does the term "backing weld" mean in the context of welding symbols?
A weld applied to the back side of a joint
A weld applied to reinforce a joint
A weld applied to fill a gap
A weld applied to the front side of a joint
In a welding symbol, what does the tail typically contain?
Weld size
Weld length
Additional information or specifications
Weld type
What does a circle around the intersection of the reference line and the arrow in a welding symbol indicate?
Weld all around
Field weld
Back weld
Staggered weld
what are two major hazards you see in this image
improper footwear and shelf too close to work space
unstable work surface and electrical cords on floor
no vents and improper clothing
grinding sparks making contact with a gas cylinder and no grinding shield over face
who is responsible for your safety while working in the shop
your welding partner
yourself
the teacher
your parents
