Technology Education Certification Practice Questions with 100% Correct Answers

Technology Education Certification Practice Questions with 100% Correct Answers Raw extraction and harvesting are examples of what? - Answer️️ -Preprocessing In the management and planning of preprocessing there are five steps. What are they? - Answer️️ -Design, forecasting, processing planning, select & sequence operations What part of the processing has a purpose that is to minimise production time and costs, efficiently organise the use of resources and maximise efficiency in the workplace? - Answer️️ -Production Planning What is the meaning of Fixed Automation? - Answer️️ -A process using mechanized machinery to perform fixed and repetitive operations in order to produce a high volume of similar parts. What is a compact controller that combines the features and capabilities of a PC-based control system that completes batch order? - Answer️️ -Programmable Automation In the post-processing stages of manufacturing, what is "annealing"? - Answer️️ -It softens to relieve stress In the post-processing stages of manufacturing, what is "hardening"? - Answer️️ - Increase wear resistance In the post-processing stages of manufacturing, what is "tempering"? - Answer️️ -It increases hardness What are factors in the determination of materials selected in the manufacturing process? - Answer️️ -Properties, costs, source availability, environmental impact, durability (lasting), Non-durable (consumable) What are factors in the determination of costs of producing in the manufacturing process? - Answer️️ -materials, people, overhead Ferrous metals have a high iron content & are materials such as what? (4) - Answer️️ - iron, steel, stainless steel, magnetic materials Non-ferrous metals are nonmagnetic substances such as what? (5) - Answer️️ - aluminum, copper, alloys, zinc, titanium What are matrix composites? - Answer️️ -holds the reinforcements in an orderly pattern, is continuous & is a lighter material than reinforcement What is the name of molecular material formed from carbons? - Answer️️ -Polymers Plastics that are Thermoset are what? - Answer️️ -Not able to be remelted Reusable plastics are known as what? - Answer️️ -Thermoplastics What are three examples of Natural Polymers? - Answer️️ -wood, rubber, leather What two types of woods are there? - Answer️️ -Hardwood- deciduous Softwood- coniferous What are the benefits of wood? - Answer️️ -it is abundant, renewable, easily-shaped, strong & non-corrosive Describe what ceramics are made of. - Answer️️ -brittle, inert & non-conducting material made from clay What is it when two or more materials are combined for a useful application? - Answer️️ -Composites What are three types of composites? - Answer️️ -fiberboards, fiberglass, laminates What is the goal of mechanical properties? - Answer️️ -For the material to be strong enough to support the load In mechanical properties, what is stress? - Answer️️ -Response to external forces In mechanical properties, what is shear stress? - Answer️️ -force parallel to the surface In mechanical properties, what is tension? - Answer️️ -it is the pulling apart In mechanical properties, what is elasticity? - Answer️️ -it is the ability of a structure or object to return to its normal shape In mechanical properties, what is compression? - Answer️️ -it measures the load pushing in against the structure In mechanical properties, what is torsion? - Answer️️ -It is the twisting force against the structure In mechanical properties, what is ductility? - Answer️️ -it is a large deformation before a structure ruptures In mechanical properties, what is fracture toughness? - Answer️️ -Its resists cracking In mechanical properties, what is fatigue? - Answer️️ -is it the static load over a long period or a dynamic load whn a machine is engaged