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WorksheetsBasic Welding Principles
Total questions: 21
Worksheet time: 20mins
Name
Class
Date
1.
What type of welding requires the use of an electrode in the form of wire spools? (a)
Choose from the below words
Stick
MIG
TIG
OxyAcetylene
2.
What type of welding does not require electrical power? (a)
Choose from the below words
MIG
OxyAcetylene
TIG
Stick
3.
What type of welding does not use a gas for the process? (a)
Choose from the below words
OxyAcetylene
MIG
TIG
Stick
4.
What device is used to pass electrical current to the electrode when welding? (a)
Choose from the below words
Contact tip
Holder
Ground
Clamp
5.
Which of these should not be worn while welding? (a)
Choose from the below words
helmet
mask
gloves
shorts
6.
Time when current is applied to the workpiece. (a)
Choose from the below words
Weld time
Squeeze time
Hold time
Off period
7.
Spot welding are most commonly used in (a)
Choose from the below words
Ships
Automobiles
Airplanes
Rafts
8.
The body structure of the car is welded by (a) .
Choose from the below words
Gas welding
Spot welding
Induction welding
Arc welding
9.
For proper eye protection when arc welding, the minimum shade number should be
10.
The welding area should be kept free of (a) .
Choose from the below words
grease, fuels and solvents
ultraviolet rays
infrared rays
electrodes
11.
Arc welding produces harmful _____________.
a)
Noise
b)
Light rays
c)
heat
d)
gas
12.
When arc welding do NOT use cables that are _________.
a)
welded
b)
soldered
c)
cracked, cut or frayed
d)
spliced
13.
Careful handling of compressed gas cylinders includes _________.
a)
keeping caps in place
b)
fastening in an upright position
c)
labeling when empty
d)
all of these
14.
When welding the operator should NEVER lay or stand _____________.
a)
on concrete floors
b)
on damp ground
c)
on metal
d)
on wood stuctures
15.
GMAW stands for
a)
Gas Metal Arc Welding
b)
Gas Metal Argon Welding
c)
Gas Metal Acetylene Welding
d)
Gas Meeting Arc Welding
16.
What is this?
a)
Nozzle
b)
Wire
c)
Contact Tip
d)
Liner
17.
What is this?
a)
Nozzle
b)
Liner
c)
Contact Tip
d)
Wire
18.
What is this
a)
Contact Tip
b)
Nozzle
c)
Wire
d)
Liner
19.
All of our MIG welders use what welding gas?
a)
75% Carbon Dioxide / 25% Argon
b)
100% Carbon Dioxide
c)
100% Argon
d)
75% Argon / 25% Carbon Dioxide
20.
What is the recommended stick out for solid wire?
a)
~ 3/8'
b)
~ 3/8"
c)
~ 7/8"
d)
~ 5/8'
21.
What does the MIG nozzle do?
a)
Funnels the gas away from the weld
b)
Funnels the gas over the weld
c)
Stabilizes the wire
d)
Helps feed the wire
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