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Questions and Answers
What is the term for the maximum stress in the stress-strain curve of metal?
What is the term for the maximum stress in the stress-strain curve of metal?
What is an alloy of iron and carbon?
What is an alloy of iron and carbon?
Which operation is not a main step in metal production?
Which operation is not a main step in metal production?
What is pyrometallurgy also known as?
What is pyrometallurgy also known as?
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What property allows metal to resist scratches or surface cuts?
What property allows metal to resist scratches or surface cuts?
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What property of wood affects nail-holding power?
What property of wood affects nail-holding power?
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What is the carbon content range of medium carbon steel?
What is the carbon content range of medium carbon steel?
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What term describes the progressive fracture of metal under repeated loading?
What term describes the progressive fracture of metal under repeated loading?
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What is the term for cracks on lumber going through its thickness, usually at the ends?
What is the term for cracks on lumber going through its thickness, usually at the ends?
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What is the principal element of ferrous metals?
What is the principal element of ferrous metals?
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What percentage stress grade is used for visual stress grading of lumber?
What percentage stress grade is used for visual stress grading of lumber?
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Which factor influences the strength and shrinkage of wood?
Which factor influences the strength and shrinkage of wood?
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What is warping of lumber with convex or concave edges longitudinally called?
What is warping of lumber with convex or concave edges longitudinally called?
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What term defines cracks that occur between and parallel to annual rings of lumber?
What term defines cracks that occur between and parallel to annual rings of lumber?
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What defines the thermal expansion coefficient parallel to the grain as compared to perpendicular?
What defines the thermal expansion coefficient parallel to the grain as compared to perpendicular?
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What is the principal effect of moisture on wood?
What is the principal effect of moisture on wood?
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Which process removes impurities in molten iron by oxidation?
Which process removes impurities in molten iron by oxidation?
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What is the term for wood rough sawn and cut to standard lengths?
What is the term for wood rough sawn and cut to standard lengths?
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What is the size of lumber when it is first cut from the log?
What is the size of lumber when it is first cut from the log?
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What is the continuous ring of reproductive tissue between the sapwood and bark?
What is the continuous ring of reproductive tissue between the sapwood and bark?
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What is the main factor that affects the properties of steel?
What is the main factor that affects the properties of steel?
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Which insects cause wood deterioration?
Which insects cause wood deterioration?
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At what moisture content does wood shrinkage begin?
At what moisture content does wood shrinkage begin?
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What is the property of metal to undergo large deformation without fracture?
What is the property of metal to undergo large deformation without fracture?
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What is a common method for protecting steel from corrosion?
What is a common method for protecting steel from corrosion?
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Which of the following is considered a wood preservation method?
Which of the following is considered a wood preservation method?
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What is the primary component contributing to the structural stability of wood?
What is the primary component contributing to the structural stability of wood?
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Which insect is known for causing damage to wooden structures?
Which insect is known for causing damage to wooden structures?
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What does the term 'hardness' in materials typically refer to?
What does the term 'hardness' in materials typically refer to?
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Which property is NOT commonly associated with malleable materials?
Which property is NOT commonly associated with malleable materials?
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Which of the following is an example of a wood composite?
Which of the following is an example of a wood composite?
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Which term describes the amount of moisture present in wood?
Which term describes the amount of moisture present in wood?
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Study Notes
Short Quiz 8: Metals
- Typical Characteristics of Metal: Ductile, malleable, fusible
- Maximum Stress in Stress-Strain Curve: Ultimate strength
- Modulus of Elasticity for Steel (NSCP): 200,000 MPa
- Rock Containing Sufficient Minerals: Ore
- Ore Classification for Iron Extraction: Oxides, carbonates
- Tension Testing Stage Indicating Strength Increase: Strain hardening
- Principal Element of Ferrous Metals: Iron
- Chemical Reagents for Metal Refinement: Carbon monoxide gas (True)
- Metal Extraction Processes: Smelting, leaching
- Non-Main Metal Production Operation: Galvanizing
- Metal Oxidation Degradation Cause: Corrosion
- Alloy of Iron and Carbon: Steel
- Metal Impact Resistance Property: Toughness
- High Temperature Stress Rupture: Stress rupture
- Progressive Fracture Under Repeated Loading: Fatigue
- Metal Coating Process Using Hot-Dipping: Galvanizing
- Metal Scratch Resistance Property: Hardness
- Metal Oxidation Prevention Methods: Concrete encasing, galvanizing, painting, asphalt coating, smelting
- Alternative Name for Pyrometallurgy: Smelting
Short Quiz 9: Steel
- Steel Alloy Carbide Formation: False (most do not form carbides)
- Medium Carbon Steel Carbon Content Range: Specific range not provided, but it is medium carbon.
- Steel with Lowest Carbon Content: Mild steel
- Impurity Beneficial in Small Quantities: Manganese
- Steel Reinforcing Bar Grade Basis: Yield strength
- Primary Steel Production Furnaces: Basic oxygen, electric arc
- Steel Property Enhancement Process: Annealing
- Steel Quenching Media: Oil, water, brine
- Malleable Steel with Special Treatment: Cast iron
- Steel Alloy Corrosion Resistance: True
- Most Undesirable Steel Impurity: Phosphorus
- Molten Iron Impurity Removal Process: Bessemer process
Short Quiz 10: Wood
- Veneer Composite: Plywood
- Seasoned Lumber Advantages: Reduction in weight, mechanical performance
- Plywood Typical Size: 4' x 8'
- False Statement About Wood: Specific false statement not provided
- Central Wood Core Function: Mechanical support
- Board Feet for 4 Pieces (2” x 4” x 16'): 43
- Wood Cell Adhesive: Lignin
- Wood Shrinkage Beginning Moisture Content: Approximately 30%
- Wood Preservatives: Chromated copper arsenate, coal-tar creosote, pentachlorophenol
- Wood Seasoning Method: Kiln-drying
Long Quiz 3
- Metal Slow Flow Under Sustained Heat: Creep
- ASTM E8 Testing Force Application: Force applied to a metal specimen
- Fracture Energy Measurement: Measured from the stress-strain curve
- Metal Large Deformation Without Fracture: Ductility
- Metal Toughness Determination Test: Charpy test
- Maximum Stress on Stress-Strain Curve: Tensile strength
- I-Shaped Steel Section Name: I-beam
- Molten Steel Waste and Impurities: Slag
- Steel Property Influence Factor: Carbon content
- Medium Carbon Steel Carbon Content: Specific value not provided, but it is medium carbon.
- A36 Wide Flange Steel Yield Strength: 345 MPa
- High-Carbon Steel Type: Specific steel type not provided
- Wood Bonding Agent: Lignin
- Lumber Production Sawing: Quarter sawing (True or False question)
- Lumber Tree Type: Exogenous tree (True or False question)
Additional Information
- Wood Defects (quiz): Decay, bow, checks, and honeycombs, crook, splits, shakes.
- Wood Principal Axes: Longitudinal axis, radial axis, tangential axis
- Stress Grade For Lumber: 50%
- Abundant Metal on Earth: Iron
- Electrodes in Electric Arc Furnace: 3
- Low Carbon Material: Mild steel
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Description
Test your knowledge on the properties, processes, and classification of metals in this engaging quiz. Topics include metal characteristics, extraction methods, and properties like toughness and hardness. Perfect for students studying materials science or engineering.
