Strength of Materials |
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Page 111
... positive if it produces bending of the beam concave upward , as in Fig . 4-7 . We prefer to use an equivalent convention which states that upward acting external forces cause positive bending moments with respect to any section ...
... positive if it produces bending of the beam concave upward , as in Fig . 4-7 . We prefer to use an equivalent convention which states that upward acting external forces cause positive bending moments with respect to any section ...
Page 230
... Positive and negative deviations are shown in Fig . 6-10 . Conversely , a computed positive value for deviation means that the point must lie above the reference tangent . B A tB / A A tB / A B ( a ) Positive deviation ; B located above ...
... Positive and negative deviations are shown in Fig . 6-10 . Conversely , a computed positive value for deviation means that the point must lie above the reference tangent . B A tB / A A tB / A B ( a ) Positive deviation ; B located above ...
Page 404
... positive , compressive strains negative , and shearing strains positive when they increase the original right angle of an unstrained element . A more general rule of sign for shearing strain is obtained by denoting the strain between ...
... positive , compressive strains negative , and shearing strains positive when they increase the original right angle of an unstrained element . A more general rule of sign for shearing strain is obtained by denoting the strain between ...
Common terms and phrases
allowable stresses aluminum angle applied load assumed axial load beam carrying beam in Fig beam loaded beam shown bending moment bolt bronze cantilever beam centroid column compressive stress concentrated load continuous beam cross section deformation Determine the maximum diameter elastic curve end moments equal equilibrium equivalent exploratory section factor of safety fibers free-body diagram GN/m² Hence Hooke's law horizontal ILLUSTRATIVE PROBLEMS kN.m kN·m kN/m length load diagram loaded as shown M₁ M₂ maximum shearing stress midspan deflection mm² MN/m² Mohr's circle moment of inertia N/m² neutral axis obtain P₁ P₂ plane plate positive principal stresses proportional limit R₁ R₂ R2 Figure radius reaction resisting restrained beam resultant rivet segment shaft shear diagram shearing force shown in Fig simply supported beam Solution span statically indeterminate steel strain tangent drawn tensile stress three-moment equation torque torsional uniformly distributed load vertical shear weld ΕΙ