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Structures & Forces
Question | Answer |
---|---|
What is the difference between Manufactured and Natural? | Manufactured - something that is man-made Natural - something that was not man-made |
What the 3 main structures? | Mass, Frame and Shell |
What is a Rigid Joint? | A joint that doesn't allow movement |
What is a Mobile Joint? | A joint that allows movement |
What is a Brace? | A diangnal beam that is used to hold up a door or structure that is failing in the corners |
What is a Composite Material? | A structure that uses more than 1 material. like a comcrete road uses mesh and steel rods |
What is a Margin of Safety? | The need for something built or manufactured to perform as expected for a long time. |
What is a design? What is an Aesthetic? | Design - the shape and size of a structure and what materials are used to make it Aesthetics - The philosophy of the beauty of a structure |
What is an external force? | An external load is a force that stresses on the outside of the structure |
What is a dead load? What is a live load? | Dead load - a dead load is a pernament force acting on itself Live load - a live load is a changing or non-pernament force acting on a structure |
What is an internal load? | An internal load is a foce that acts on the inside of a structure |
What are the main types of forces? | Tension Force, Compression Force, Shear Force, Torsion Force and Bending Force |
What is a Tention force? | A force that stretches a material by pulling the ends apart |
What is a Compression force? | A force that crushes a material by squeezing it together |
What is a Shear force? | A force that bends or tears a material in different directions (up and down) at the same time |
What is a Torsion force? | A force that twists a material by turning the ends of the material in oposite directions |
What is a Bending force? |