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DeformationmmForceN0100202302402502560470658090StrainStress006250125001851918750018519250018519312500231483750037037437500601855Mean failure 225DeformationmmForceN0100200300400500601703805590StrainStress0062501250187502503125037500090094375002702750049555625Mean failure stress 3125Executive SummaryThis report was commissioned to examine paddle pop stick compressionObjectives IntroductionTimber has been used throughout the history of mankind From the very first housing bridges and tools timber has provided humans with a broad range of building products and materials for constructionIn this experiment a compression test is performed to determine behavior of timber paddle pop under crushing loads The timber is compressed and deformation at various loads is recorded Compressive stress and strain are calculated and plotted as a stress-strain diagram which is used to determine elastic limit proportional limit yield point yield strength and for some materials compressive strength Theory and analysis Principles1 Higher the modulus of the material elasticity is hard to elongate the material2 The compression strength of a piece of material is determined by measuring the maximum compressive load a material specimen in a shape of a cube can carry without failure3 As the components of the carbon increased in the material the material becomes more brittleEngineering fundamentals Saeed moaveni 2011 page 283 and 286 Law Hookes law states that over the elastic range the deformation of a spring is directly proportional to the applied force according to Fkx Engineering fundamentals Saeed moaveni 2011 page 255 Equations1 Stress ForceareaNmm
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