Stiffness
Stiffness is resistance to deflection.
Stiffness is the resistance of an elastic body to deflection or deformation by an applied force - and can be expressed as
k = F / δ (1)
where
k = stiffness (N/m, lb/in)
F = applied force (N, lb)
δ = extension, deflection (m, in)
Related Topics
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Mechanics
The relationships between forces, acceleration, displacement, vectors, motion, momentum, energy of objects and more. -
Statics
Forces acting on bodies at rest under equilibrium conditions - loads, forces and torque, beams and columns.
Related Documents
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Beams - Fixed at Both Ends - Continuous and Point Loads
Stress, deflections and supporting loads. -
Beams - Supported at Both Ends - Continuous and Point Loads
Supporting loads, stress and deflections. -
Cantilever Beams - Moments and Deflections
Maximum reaction forces, deflections and moments - single and uniform loads. -
Euler's Column Formula
Calculate buckling of columns. -
Metals and Alloys - Young's Modulus of Elasticity
Elastic properties and Young's modulus for metals and alloys like cast iron, carbon steel and more. -
Modulus of Rigidity
Shear Modulus (Modulus of Rigidity) is the elasticity coefficient for shearing or torsion force. -
Shafts Torsion
The torsion of solid or hollow shafts - Polar Moment of Inertia of Area. -
Three-Hinged Arches - Continuous and Point Loads
Support reactions and bending moments. -
Young's Modulus, Tensile Strength and Yield Strength Values for some Materials
Young's Modulus (or Tensile Modulus alt. Modulus of Elasticity) and Ultimate Tensile Strength and Yield Strength for materials like steel, glass, wood and many more.