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WorksheetsMidterm Examination in Metal Working Technology (Lecture)
Total questions: 50
Worksheet time: 2hrs 40mins
It is a family of cutting processes which heats the work metal to its kindling point, causing it to burn in a stream of oxygen?
Carbon Arc Cutting
Electrical Arc Cutting
Oxy- Arc Cutting
Oxy-Fuel Cutting
It is the process of making decorative or useful objects out of metal?
Metal Working
Blacksmithing
Metallurgy
Metallurgist
This type of metal cutting is accomplished by directing a stream of oxygen into the molten pool of metal?
Carbon Arc Cutting
Electrical Arc Cutting
Oxy- Arc Cutting
Oxy-Fuel Cutting
Which metal family that always loses two (+2) electron on its subshell?
Alkali Metal
Alkaline Earth Metal
Transition Metal
Early Transition Metal
Metal Arc Cutting is done characterized by a progressive cut on metals that use _________ at its main source of power to cut metals?
Oxy-fuel
Plasma
Fire
Current
Which metal family that always loses one (+1) electron on its subshell?
Alkali Metal
Alkaline Earth Metal
Transition Metal
Early Transition Metal
It is a process whereby the cutting of metals is accomplished by progressive melting with the heat of an electric arc between a metal electrode and the base metal.?
Carbon Arc Cutting
Electrical Arc Cutting
Oxy- Arc Cutting
Oxy-Fuel Cutting
What metal has the lowest density?
Iridium
Osmium
Lithium
Sodium
Process of cutting metal whereby metal is cut using the heat of an arc maintained between the electrode and the base metal?
Carbon Arc Cutting
Electrical Arc Cutting
Oxy- Arc Cutting
Oxy-Fuel Cutting
What metal has the highest melting and boiling point?
Titanium
Tungsten
Lead
Cadmium
Type of metal cutting process whereby a layer/s are removed from a work surface of metal to attained desire shape and objects?
Turning
Milling
Grinding
Drilling
The ability of a piece of metal to be drawn in hundreds strand of wires are called?
Ductility
Malleability
Brittleness
Plasticity
Process of cutting metal whereby work piece is rotated and cutting tool removes the unwanted material in the form of chips?
Turning
Milling
Grinding
Drilling
Pertains to the count of electron on the outermost shell of the atom of metallic elements?
Electron count
Valency
Electronic Configuration
Electronic decomposition
It is a machining process that’s used to remove material from a work piece via a grinding wheel?
Turning
Milling
Grinding
Drilling
A physical characteristic of metal that focuses on the ability of metal to withstand hammering in order to create a new shape or figures?
Ductility
Malleability
States
Hardness
In this process, the cutting tool is rotated and feed against the work piece fixed in a holding device?
Turning
Milling
Grinding
Drilling
Non-ferrous metallurgy uses __________ as its based and mixed it to other metal in order to create a new metal products?
Iron
Alloy
Steel
Carbon
A metal cutting process where cutting edge is inclined at an acute angle less than 90˚ to the direction of feed?
Orthogonal Cutting Process
Oblique Cutting Process
Acute Cutting Process
Right Angle cutting Process
The study of metal production that includes iron as its main components is called ferrous metal and it is also commonly called as_________?
Colored Metallurgy
Black Metallurgy
Old age metallurgy
Ferrous metallurgy
A metal cutting process where cutting edge is perpendicular 90˚ to the direction of feed?
Orthogonal Cutting Process
Oblique Cutting Process
Acute Cutting Process
Right Angle cutting Process
It is the combination of at least two (2) different metallic elements to improve its mechanical and chemical characteristics?
Alloy
Steel
Carbon Steel
Iron Steel
The process of removing unwanted material in the form of chips, from a block of metal, using cutting tool?
Cutting
Boring
Finishing
Edging
The following are included to the physical properties of metal under Physical metallurgy EXCEPT?
Transformation
Failure Mechanism
Crystallography
Thermodynamics
The following are the advantages of Powder Metallurgy Process EXCEPT?
Minimizes machining by producing parts at, or close to, final dimensions.
Permits a wide variety of alloy systems
Minimizes scrap losses by typically using more than 97% of the starting raw material in the finished part
Cost effective but not environmental friendly
This study focuses on the mechanical properties and physical components of metal?
Physical Metallurgy
Physical Properties
Mechanical Metallurgy
Mechanical Properties
Process in powder metallurgy whereby application of finishing process is sintered to this part?
Secondary Operation
Sintering
Forming
Mixing
The following are the common topic being studied in understanding the chemical properties of metals EXCEPT?
Thermodynamics
Chemical degradation
Corrosion
Crystallography
This process in Powder Metallurgy involves heating of materials, usually in an protective atmosphere, to a temperature that is below the melting point of major constituent?
Secondary Operation
Sintering
Forming
Mixing
It is concerned with the reduction and oxidation of metals, and the chemical performance of metals?
Physical Metallurgy
Physical Properties
Chemical Metallurgy
Chemical Properties
This dominant consolidation process in Powder Metallurgy involves pressing in a rigid toolset, comprising a die, punches and, possibly, mandrels or core rods?
Secondary Operation
Sintering
Forming
Mixing
It is a domain of materials science and engineering that studies the physical and chemical behavior of metallic elements?
Metallurgist
Metallurgy
Alchemist
Metalwork
This process in Powder Metallurgy often involves the introduction of alloying additions in elemental powder form or the incorporation of a pressing lubricant?
Secondary Operation
Sintering
Forming
Mixing
The people which have the expertise in metal are called?
Blacksmith
Metallurgist
Alchemist
Metal Worker
It is a metal-forming process performed by heating compacted metal powders to just below their melting points?
Metal Molding
Powder Metallurgy
Powder Metal Melting
Powder metal Pressing
During 12th century people started to use this metal in order to make finely-crafted jewelry.
Bronze
Silver
Gold
Copper
Also known as surface layer hardening that aims to improve component wear behavior of metals?
Flame Hardening
Laser Hardening
Case Hardening
Normalizing
It is the oldest process that has been done in a metal that was started before 2500 BC?
Melting
Smelting
Sharpening
Hammering
This is the process of hardening metal that involves induced electrical currents to rapidly generate heat via hysteresis?
Induction Hardening
Annealing
Hardening
Tempering
A process undergone in a certain ore to extract metal or iron?
Smelting
Extracting
Melting
Heating
Process of hardening metal hat uses oxy-fuel burners to heat the work piece via conduction?
Flame Hardening
Laser Hardening
Case Hardening
Normalizing
A Metal Hardening Process that only external layers of metal are hardened while interior metal remains soft?
Flame Hardening
Laser Hardening
Case Hardening
Normalizing
It is an annealing process for steel where it is heated 150-200°F higher than in annealing and held at the critical temperature long enough for the transformation to occur?
Flame Hardening
Laser Hardening
Case Hardening
Normalizing
It is a method of heat treating used to increase the resilience of iron-based alloys like steel?
Induction Hardening
Annealing
Hardening
Tempering
In this heat treatment process, metal is heated to a temperature where the elements in the metal become a solution?
Induction Hardening
Annealing
Hardening
Tempering
In this process, the metal is heated beyond the upper critical temperature and then cooled at a slow rate?
Induction Hardening
Annealing
Hardening
Tempering
The process of heating the metal, holding it at that temperature, and then cooling it back?
Heating
Annealing
Holding
Heat Treatment
Type of metal that primarily use in galvanize steel and medical and industrial Sectors?
Zinc
Lead
Titanium
Bronze
It is considered as an alloy of copper?
Zinc
Lead
Titanium
Bronze
It is a type of metal that is commonly used in engineering process due to its lightweight and strong characteristic?
Zinc
Lead
Titanium
Bronze
