Simplified Mechanics and Strength of MaterialsWiley, 1951 - 275 páginas |
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Página 8
... scale used in laying off the given system of forces . EXAMPLES EXAMPLE . A vertical force of 50 # and a horizontal ... scale of 1 " 80 # . The parallelogram is drawn , and the diagonal is the resultant . Its magnitude scales ...
... scale used in laying off the given system of forces . EXAMPLES EXAMPLE . A vertical force of 50 # and a horizontal ... scale of 1 " 80 # . The parallelogram is drawn , and the diagonal is the resultant . Its magnitude scales ...
Página 24
... scale , in this instance " 1 ' 0 " , as shown in the space diagram , Fig . 21 ( a ) . Then the force polygon is begun by drawing the three known forces , AB , BC , and CD . This is shown in Fig . 21 ( b ) the scale of which is 1 " 1,600 ...
... scale , in this instance " 1 ' 0 " , as shown in the space diagram , Fig . 21 ( a ) . Then the force polygon is begun by drawing the three known forces , AB , BC , and CD . This is shown in Fig . 21 ( b ) the scale of which is 1 " 1,600 ...
Página 115
... scale of so many pounds to the inch , we lay off a point equal to 760 # above the base line AB . At all sections of the beam between R1 and the 800 # load the value of V is 760 # ; thus the upper line of the shear diagram is horizontal ...
... scale of so many pounds to the inch , we lay off a point equal to 760 # above the base line AB . At all sections of the beam between R1 and the 800 # load the value of V is 760 # ; thus the upper line of the shear diagram is horizontal ...
Contenido
CHAPTER | 1 |
Elements of a Force | 9 |
Equilibrant | 15 |
Derechos de autor | |
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allowable axial load allowable load allowable unit stress angle bars center of moments centroid column compressive stresses compressive unit stress Compute the maximum concentrated load cross section cross-sectional area deflection deformation determine diameter distance double bearing elastic limit EXAMPLE EXAMPLE factor of safety fillet weld flexure formula force polygon free body diagram funicular polygon hence indicated in Fig inertia intersection length line of action linear foot magnitude material maximum bending maximum shear modulus of elasticity moment of inertia neutral surface parallel parallelogram of forces pier plate pounds per linear pounds per square pressure PROBLEMS R₁ radius of gyration reactions reinforced concrete resisting respect resultant rivet rods section modulus shaft shear diagram shearing stress shearing unit stress shown in Fig simple beam single bearing slenderness ratio SOLUTION span square inch stirrups Table tensile stresses thickness three forces truss uniformly distributed load weight width zero