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Posted inSolid Mechanics
Impact loading
a) Types of loading i) Static load: applied slowly, so that it causes no vibrational or dynamic effects…
Posted inSolid Mechanics
Strain Energy
) The work done by the load is equal to the area below the load-displacement…
Posted inSolid Mechanics
Stress on inclined plane
are positive in tension and shear stresses are positive when they tend to produce counterclockwise rotation…
Posted inSolid Mechanics
The elongation or shortening (δ)
) of prismatic bars subjected to tensile or compressive centroidal loads is proportional to both…
Posted inSolid Mechanics
Sign Conventions for Shear Stresses and Strains
1.) Shear stress acting on a positive face of an element is positive if it acts in the positive direction of one of…
Posted inSolid Mechanics
Shear Strain,γ
is a measure of the distortion, or change in shape, of the element and is called…
Posted inSolid Mechanics
Shear Stress, τ
i. Direct shear (or simple shear) in which the shear stresses are created by the direct…
Posted inSolid Mechanics
Elasticity, plasticity, and creep
Elasticity : Property of a material, by which it returns to its original dimension duringunloading Partially elastic : During…
Posted inSolid Mechanics
Hooke’s Law
i. The modulus of elasticity is the slope of stress-strain diagram in the linearly elastic region…
Posted inSolid Mechanics
Offset yield stress
i. When a material such as aluminum does not have an obvious yield point and yet…