References: Page 8 – Quality of Balsa Wood http://pldaniels.com/flying/balsa/balsa-properties.html Page 23 – Beam Structures: http://www.design-technology.org/beambridges.htm Page 25 – Arch Structures: http://en.wikipedia.org/wiki/Arch_bridge Page 30 – Truss Structures: http://pghbridges.com/basics.htm http://en.wikipedia.org/wiki/Truss Page 33 – Pratt Truss:
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cost and thermal analysis. On top of that‚ there are quick calculators for shear rate‚ thread failure‚ weight‚ modulus across the flow direction‚ tooling volume‚ boss design‚ thermal stress‚ thermal expansion and beams. BASF is another to provide design software tools. Its calculators for beams‚ screws and snap-fits come as downloadable ZIP files that you extract and install as executables on your own PC. Bayer MaterialScience maintains separate ‘TechCenters’ for plastics‚ polyurethanes‚ thermoplastic
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2.2 Discussions 5 3. Conclusions & Recommendations 6 References 6 * ABSTRACT This experiment is conducted to calculate the transverse bending deflection of the tie bar and compare it to the theoretical values. There are two theoretical formulae that are given in this experiment which are simple theory method and exact formula. By comparing the values‚ the adequate method to calculate the
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Solids | | Adam McCreevey | 3/15/2013 | This is a laboratory to learn how to make measurements using a strain gauge by using different configurations‚ also to determine experimentally the axial and transverse stress at the surface of the beam and compare them to theoretical calculations | Introduction If a length of wire is subject to a stress within its elastic limits‚ the resulting elongation and change of diameter alters the resistance. The resulting principle is used in the resistance
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The primary tools for the lab consisted of 10 ceramic tiles and a Instron machine. The Instron machine was initially set up for 3-point bending by a technician. The base and thickness of the tile was then measured. Following that the length of the ______ was measured. Next‚ the Instron machine was set to 50 lb/min and 5 tiles was tested using 3 point bending. The max load to fracture in lb was recorded for each tile. Then‚ the Instron machine was set up for 4
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Sample Calculations I-Beam (S8x18.4) Dimensions: D= 8 in; h= 7.148 in; bf= 4.001 in; tw= 0.271in; tf= 0.426in; L (length of the beam) =18.4 in I= (bf*D3 – h3 (bf – tw))/12= 57.6 in4; E (Referenced value of Young’s modulus) = 29X106 psi Theoretical Strain: ε= σ/E= (M*y)/(E*I) P = load a = distance from support to the applied load (48 in) y = distance from neutral axis to the extreme element in y-direction The sing in the theoretical strain (±) determines if the strain is in compression
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will be using Bending Light simulation found at http://phet.colorado.edu/en/simulation/bending-light II) Initial Observations: First‚ let’s get acquainted with the PhET sim that we will be using. The red button on the laser turns the light on. What do you notice about the angles of the reflected and refracted light? Briefly‚ give a qualitative description of the following features: What happens to the reflected and refracted rays as you change the angle of the incident light beam? The ray will
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Microscope Microscopes are instruments that produce a magnified image of a small object. They are used in many scientific and industrial applications. Some common applications for microscopes include manufacturing inspection and high-technology quality control. Specific quality control applications for microscopes include semiconductor processing‚ medical imaging‚ cell research‚ and metallurgical analysis. Microscopes are supplied in one of three common configurations‚ student‚ benchtop‚ and research
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Birmingham. Experiments and Statistics‚ 2014.) Objectives 1. To calculate bending moment at the “cut” using displayed force (figure 1) times the perpendicular distance between the load cell and the “cut” and see its agreement with the theory. Bending moment =Applied Load X Distance (eq. 1) 2. To examine the relationship of bending moment‚ loading and cut positions for given set of conditions. 3. To examine whether the bending moment at the ‘cut’ equal to the algebraic sum of moment of force acing
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001 Design of the Dubai Metro Light Rail viaducts - Substructure David A Smith Chris R Hendy BEng CEng MICE MA(Cantab) CEng FICE Group Manager Special Structures‚ Highways & Transportation Atkins Epsom‚ UK Head of Bridge Design and Technology Highways & Transportation Atkins Epsom‚ UK Abstract The Dubai Metro Light Rail scheme is a flagship project in the United Arab Emirates. It will be the longest‚ fully automated rail system in the world‚ and is currently one of the largest civil engineering
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