NEW
Font size
WorksheetsIntro to Metalworking SGO#2
Total questions: 20
Worksheet time: 10mins
πr2⋅H is the formula for ......
The volume of a cylinder
The area of a cylinder
The circumference of a cylinder
The volume of a circle
What is a ratio?
A comparison of numbers that indicates their sizes in relation to each other
A similarity within a boundary
A determination of equal proportion
A set of numbers that indicates their relation to pi
What type of mathematical problem is a ratio?
Division
Multiplication
Square Root
Algebraic
What is the purpose of the gases in MIG welding?
To protect the puddle from atmospheric contaminants
To create a plasma environment around the puddle
They help to maintain a stable arc
Because an electrical arc can flow easier through a gaseous environment
What are the units of volume?
Cubic Centimeters
Cubic Milliliters
Square Inches
Square Meters
Archimedes' Principle states that the buoyant force on an object immersed in liquid is equal to what?
The weight of the displaced liquid
The density of the displaced liquid
Volume of the displaced liquid
A ratio of the other 3
Volume can be found using what other information?
Density and Mass
Mass and Weight
Mass and Area
Density and Area
GMAW stands for ....
Gas Metal Arc Welding
Grounded Metal Arc Welding
Grounded Metal Alternate Welding
Gas Metal Arc Wire
What is the common name for GMAW?
MIG
TIG
STICK
FLUX CORE
The wire used in GMAW is made of copper.
TRUE
FALSE
Which metalworking process creates the strongest product?
Machining
Casting
Forging
3D Printing
Molten metal can be poured into a wet mold because any water will evaporate immediately from the intense heat.
TRUE
FALSE
Metal with high amounts of carbon is best for heat treating
TRUE
FALSE
To heat treat low carbon steel, which process do we use?
Case Hardening
Tempering
Annealing
Normalizing
Forging can be done both hot and cold
TRUE
FALSE
Other than sand casting, what is another type of casting?
Lost Wax Casting
Fusion Casting
Hot Vent Casting
3D Casting
Once a metal reaches its critical temperature, it does what?
Loses all of its properties
Turns White
Becomes soft enough to drip
Changes in density
Which is an example of a machine tool?
A Power Drill
A Bench Grinder
A MIG Welder
A Mill
Which forge burns the hottest?
A coal forge
A natural gas forge
A propane forge
Which type of casting uses a heat resistant plaster to create the mold?
Plaster Casting
Investment Casting
Die Casting
Injection Casting
