QCAA Engineering External Practice Test

These questions are part of the practice quiz. Start practicing

• Which label corresponds to the mushy middle part on a phase diagram?
• Which term best describes dull and brittle solids that are insulators and cannot alloy?
• Which term is defined as a physical combination of substances that can still be separated?
• Which quantity is the energy required to raise the temperature of 1 gram of a substance by 1°C?
• A NAND gate outputs 0 only in which case?
• Which term describes a material's resistance to indentation or denting?
• Which term is the label for the axis in a phase diagram where x = material% and y = temperature?
• Which term means light bouncing off a substance?
• Which construction material is defined as a mixture of cement, water, sand and gravel with high compressive strength?
• PVC is widely used in which areas?
• Which expression correctly represents the energy efficiency formula?
• Which expression correctly gives power?
• Which term best describes materials that are solid at room temperature, malleable and ductile, and conduct heat and electricity?
• Biomedical engineering definition?
• PVC is used for automobile parts, electronic and electrical equipment, water/waste drainage pipe and furniture.
• Which polymer is used for lab equipment, electronics, and mobile products?
• What is Velocity Ratio?
• Which term refers to a mixture of ferrite and cementite in alternating layers formed during certain steel transformations?
• Which term describes the movement of light through a substance?
• A stress-strain graph is used to determine which property?
• For an OR gate, which input pair yields a 0 output?
• Which steel is used in forgings and automotive parts such as shafts, axles, gears and crankshafts?
• Which term denotes the pulling force acting on an object?
• Which term represents the percentage of total volume that is open space in rock or sediment?
• Hooke's Law states that the stress of a solid is directly proportional to what?
• Which four disciplines are listed as associated with biomedical disciplines?
• Which term refers to alloys with similar atomic radii and lattice structure?
• Pearlite lamellar structure consists of alternating layers of which two phases?
• Which term describes alloys with dissimilar atomic radii and lattice structure?
• Which term describes light bouncing off a surface?
• Which bond involves the donation of electrons from one atom to another?
• Hypoeutectoid steel is defined as
• Which term means a combination of two materials with different physical and chemical properties?
• Polylactic acid (PLA) is a biodegradable polymer used for automobile interiors and medical implants like screws, plates, pins, rods, mesh.
• Which term describes the lamellar arrangement of ferrite and cementite at 0.76 Cwt %?
• Mild carbon steel contains carbon in which range?
• Which term describes the corrosion of a metal by reaction with oxygen in the presence of water?
• NOT gate outputs which relation to its input?
• Which term is defined as the temperature at which liquid starts to solidify under equilibrium conditions?
• Which variables determine gravitational potential energy in the common formula PE = m g h?
• Which gate has output 1 when both inputs are 1?
• Which term refers to a material's ability to allow heat or electric charges to flow through it?
• In galvanic protection, what happens to the sacrificial anode relative to the protected metal?
• What is friction?
• Which term represents the temperature during solidification of an alloy at which the last of the liquid phase solidifies?
• Reciprocal motion refers to back and forth linear motion.
• Which of the following is a listed material with a high strength-to-weight ratio?
• Cementite contains approximately what weight percent carbon?
• What term describes stored energy due to an object's position?
• Which term is the ability of a magnetic material to support magnetic field development?
• Which term is defined as a mixture of two or more materials?
• Which of the following is an environmental impact of construction?
• The eutectoid carbon content is defined as which value?
• Which statement correctly identifies the normal force?
• Which statement best defines energy efficiency?
• Which bond involves sharing of electrons between two non-metals?
• Which statement accurately describes carbon content ranges for high and ultra high carbon steels?
• Which term describes the increase in percent of a material as an alloy solidifies?
• What does stress measure?
• Which polymer is used in laboratory equipment, electronics and automobile products?
• Which statement correctly describes the relationship of hypoeutectoid steels to the carbon content?
• What is Power?
• Which term describes cooling metal rapidly?
• Which term describes alloys with dissimilar atomic radii and lattice structure?
• What is the deformation of materials in response to stress called?
• Medium carbon steel (0.40-0.60%) is used in:
• Which term denotes the largest components of an internal structure?
• Which term is defined as the energy required to raise the temperature of 1 gram of a substance by 1 degree Celsius?
• What is Mechanical Energy?
• Polyvinyl Chloride (PVC) is used for which applications?
• What does the inverse lever rule calculate in metallurgy?
• A NAND gate outputs 0 only when both inputs are 1. Which input pair yields 0?
• What is the normal force?
• The description "large molecular structures, low density, flexible" best describes which concept?
• Medium carbon steel (0.30-0.60%) is used in:
• Which term describes mass per unit volume?
• A carbon content of 0.85 Cwt % would classify as
• The term for carbon and hydrogen based compounds made from rubber and plastic materials is:
• Which term describes structures visible only under a microscope in a material?
• Which term describes the electrochemical process that occurs when dissimilar metals are in contact in the presence of an electrolyte, such as water?
• Which term is a mixture of ferrite and cementite phases in parallel plates produced by the eutectoid decomposition of austenite?
• What is the torque formula?
• If the inputs are 1 and 1, XOR output is
• Acrylonitrile butadiene styrene (ABS) is used for which applications?
• Which term is the temperature during solidification of an alloy at which the last of the liquid phase solidifies?
• Cementite is:
• Which term describes metallic and non-metallic compounds like pottery, porcelain, abrasives and glass?
• Austenite properties describe which characteristics?
• What carbon content range defines ultra high carbon steel, used in highly tempered non-industrial-purpose knives, punches and axles?
• Which term describes the combination of properties of two materials in a composite?
• Which gate has output 1 unless both inputs are 1?
• Lamellar structure of pearlite consists of which two phases?
• Which polymer is commonly chosen for lab equipment, electronics, and mobile products?
• Which term describes the sharing of valence electrons between two non-metals?
• Which term refers to fast rate of cooling affecting grain structure?
• Nylon is used for which components?
• What is the coefficient of friction?
• Linear motion is described as motion that goes from one place to another without repeating.
• What is strain defined as?
• Austenite formation is associated with which crystal structure?
• Nylon is used for gears, rollers, guides, bearings and wear pads.
• Galvanic action occurs when dissimilar metals are in contact in the presence of an electrolyte.
• Which term means cooling metal rapidly?
• Which term is defined as the lowest temperature at which the liquid phase is possible?
• Which statement is true about pearlite?
• What is the iron-carbon eutectoid temperature?
• Which term describes sound bouncing off hard, rigid, flat surfaces such as concrete or glass?
• Rotary motion is defined as circular movement.
• Which term describes the tendency to crack or break immediately under stress?
• Which term corresponds to a eutectic mixture in a phase diagram?
• Which label on the phase diagram defines the relationship x equals material percentage and y equals temperature?
• What does energy efficiency measure?
• Which term denotes a force that causes layers to slide parallel to each other?
• Which phase forms a lamellar structure composed of ferrite and cementite?
• Austenite forms with which crystal structure?
• Reinforced concrete achieves greater tensile strength by the inclusion of what?
• Which term describes the reaction of oxygen in the air with metal in the absence of a liquid?
• The eutectoid pearlite refers to which microstructure?
• Which term is the energy-absorption capacity before fracture occurs?
• Which term refers to the amount of acidity or basicity present in a sample?
• Ferrite formation is associated with which crystal structure?
• Which polymer is commonly used for containers and water pipes?
• What is Mechanical Advantage?
• What is the formula for potential energy?
• What is the eutectic temperature of the lead-tin alloy?
• Which polymer is used in plastic containers, water pipes and cable insulation?
• Which carbon content range is used in high-strength steel for springs and wires, cutting tools, punches, dies and industrial knives?
• Which statement correctly describes Hooke's law for elastic deformations?
• Which term describes the bending of a structural member?
• Which term is described by the clue 'White area'?
• Which term describes the increase in the percentage of a material as an alloy solidifies?
• Which term is the maximum stress a material can withstand when it is plastically deformed?
• Which polymer is commonly used for automobile body parts and electronic enclosures?
• Which material is typically used for gears, rollers, guides, bearings, wear pads and fake nails?
• Which label corresponds to the formula for stress (force per area)?
• Which term defines the ratio of water mass to solid mass in a mass of soil?
• Which statement best defines Work according to the material?
• Which term describes products designed to fail after a period of time to increase sales?
• Which phase has moderate strength, ductility and lamellar structure (high fracture toughness)?
• Which term describes the deformation of a material under load?
• Polyvinyl chloride (PVC) is used for which applications?
• Mechanical disciplines include which of the following sets?
• Low carbon steel is characterized by which carbon content and typical use?
• Oscillatory motion is best described as back and forth motion.
• What does a stress-strain graph describe?
• Which of the following is a correct pairing of energy form and description?
• Pearlite is best described as:
• What is the described focus of mechanical engineering?
• Which polymer is used for automobile interiors and medical implants such as screws and pins?
• Which term refers to the propagation of sound energy through an obstruction?
• Which term describes the point beyond elastic return?
• Which steel has the lowest carbon content?
• Which material is listed as having a high strength-to-weight ratio?
• What is the Kinetic Energy formula?
• Which term refers to how easily a material is dented by a hard ball?
• What is the Work formula?
• Torque is usually measured in which unit?
• Which term describes the force of attraction between free-moving electrons and positive metal ions?
• Which expression correctly gives the friction force in terms of the coefficient of friction and normal force?
• Which term describes the deterioration of a metal due to oxidation?
• Mechatronic engineering is defined as
• Ferrite properties describe which characteristics?
• Which term denotes the maximum stress a material can withstand before plastic deformation?
• Which of the following lists the types of gears described?
• Galvanic or sacrificial anodes protect other metals by what mechanism?
• Which material is commonly used for containers, water pipes, and cable insulation?
• Which property is the minerals' resistance to being scratched?
• Pearlite is described as:
• Which term represents a bend in a structure?
• Concrete is described as a mixture of cement, water, sand and gravel; which property is it known for?
• Which polymer is used for sewage pipes and automobile parts?
• Which equation correctly expresses kinetic friction force in terms of the coefficient of friction and the normal force?
• Which term describes the donation of valence electrons between a metal and non-metal?
• Which term describes the boundary in a phase diagram that denotes the transition to the material being completely liquid?
• Hypereutectoid steels are characterized by
• The non-porous oxide layer on a metal primarily prevents the penetration of which element?
• Which material's properties include high ductility and low electrical conductivity?
• Nylon is commonly used for which items?
• Which term refers to the hardness test that uses a hard ball to measure indentation?
• Ceramics are typically characterized as which properties?
• Which statement best describes the XOR gate's output behavior?
• Which statement best defines kinetic energy?
• Which term describes the elastic property that describes the stiffness of the material and the gradient of the stress-strain graph?
• Which term represents the elastic property that defines the stiffness of a material and appears as the slope of the initial linear portion of a stress-strain curve?
• Which term refers to a physical combination that can be separated by physical means?
• Which term describes cooling that occurs very slowly so phase equilibrium is continuously maintained?
• Which is identified as a time-saving technique in construction?
• What is the iron-carbon eutectic temperature?
• Cementite is:
• For XOR gate, when both inputs are 0, the output is what?
• Which material is formed by embedding metal reinforcement within concrete to improve tensile strength?
• Which gate has output 1 when both inputs are 0?
• Which material has an eutectic temperature of around 183°C?
• Which term describes a force directed parallel to a surface?
• Which gate outputs 1 only when both inputs are 0?
• Which statement best describes work?
• Which gate has output 1 when at least one input is 1?
• Which term is listed as a type of civil engineering?
• Which steel is used for train rails, wheels and axles?
• Which term describes substances that can be separated into simpler substances only by chemical means?
• A non-porous oxide layer on a metal serves to prevent the penetration of which substance?
• What is Kinetic Energy?
• Which input pair yields 1 for an AND gate?
• Which term denotes the pushing force acting on an object?
• Which statement best describes the output of an XOR gate for two binary inputs A and B?
• Which bond is described as the attraction between a 'sea' of electrons and the positive metal ions?
• Which term is described by the clue 'hyper eutectoid formation shown by arrow'?
• Which phase is described as hard, highly brittle, with low ductility?
• Dendrites are:
• Which term refers to the loss of metal due to reaction with oxygen and water?
• Cementite properties which phase is very hard and brittle with low ductility?
• Which term identifies alloys with similar atomic radii and lattice structure?
• Which term is defined as two or more elements chemically combined?
• What is the angle of repose?
• Which polymer is commonly used for automobile interiors and medical implants, such as screws and pins?
• Cast iron carbon content range?
• What is the Power formula?
• Acrylonitrile Butadiene Styrene (ABS) is commonly used for which applications?
• Which term describes a solid mixture of two phases, alpha and beta, on a phase diagram?
• Mechatronic disciplines include which combination?
• Which temperature value is paired with the iron-carbon eutectic temperature?
• Which term describes a solid mixture of alpha and beta on a phase diagram?
• Which term refers to the amount of acid present in an object?
• Which term describes the increase in volume of a material as its temperature is increased?
• For a NOR gate, which input pair yields output 1?
• The chemical formula of cementite is which of the following?
• Which material is listed as having a high strength-to-weight ratio?
• Which property describes the ability to be pulled into thin wires?
• Which term corresponds to a material's tendency to permanently deform after removal of load?
• Which term defines the maximum stress a material can withstand?
• Which term is defined as a substance that cannot be broken down into chemically simpler substances?
• Which term means movement of light through a substance?
• Which statement correctly defines velocity ratio?
• Torque is defined as which of the following?
• Which term is the ability of a material to resist fracture?
• Which term describes material structures seen at the microscopic level?
• Which term best fits the definition: elements that shine, conduct heat and electricity well?
• Which term describes the large-scale features of a rock's internal structure?
• Polylactic Acid (PLA) is used for which applications?
• Which term describes when two dissimilar metals are electrically connected in a corrosive environment?