French 0.0 / 5 ? TextilesOtherOther Created by: CharlieCreated on: 21-05-13 21:01 Describe a PCB board? a flat board which is used to connect many different types of components 1 of 30 which switch is operated by a lever? A toggle switch 2 of 30 A small two position device which is operated with a button? Push button 3 of 30 A device that opposes the flow of electrical current? Reisistor 4 of 30 A component that can hold or release the electrical charge? Capatitors 5 of 30 Im a component with 3 legs these are the base the collecter and the emitter who am i? Transistor 6 of 30 Tiny light bulbs that fit easily into an electrical circuit? LED'S 7 of 30 Why cant we use glue or sticky tape on a circuit board? it would not be suitable as it would not be sticky enough where as soldering transforms into a liquid then back into a solid making it strong! 8 of 30 What is compression? This is a load when crushing or squeezing an object. 9 of 30 3 Examples of compression? Sitting on a stool, Laying on your bed and Lifting weights 10 of 30 What is Tension? When an object is being pulled in the opposite direction 11 of 30 2 examples of Tension Tug of war and ripping paper 12 of 30 What is torsion? When something is being twisted 13 of 30 3 examples of Torsion Putting a bobble in, sharpening a pencil and opening a bottle 14 of 30 What is Static load? This is an object that doesn't move 15 of 30 3 examples of a static load Buildings, Roads and static Caravans 16 of 30 What is shear? When 2 objects move in different directions about a pivot point. 17 of 30 3 examples of shear? Scissors, Bow and arrow, clips 18 of 30 What is Dynamic Load? When a load is moving 19 of 30 3 examples of dynamic loads? Car, Bus, Train 20 of 30 What is a frame structure? base of something/ the thing that holds everything together 21 of 30 What is a shell Structure? Normally made of one piece of material and the strength depends on what it is needed for 22 of 30 Examples of Frame Structures? Gate, Bike frame, Skeleton, house beam , wind turbine 23 of 30 Examples of a shell structure? Can, Egg carton, Tin, Car roof, House, cardboard box 24 of 30 examples of man made structures? Lamposts, Houses, buildings, bus, bench, window 25 of 30 Examples of natural structures? Whale fin, wood ******, box-fish 26 of 30 Examples of Dynamic load? Plane, Train, wheel, Bike 27 of 30 Examples of static load? chair, fridge, bricks, cuboard 28 of 30 What is the strongest shape? Triangle 29 of 30 What are the two different categories of textiles? natural fibers and man made. 30 of 30
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