spring constant

Hooke's law, discovered by Robert Hooke in 1660, describes the behavior of elastic materials. It states that for small deformations, the displacement of an object is directly proportional to the deforming force applied. This means that if you double the force, the deformation also doubles, and the object will return to its original shape once the force is removed.1

Mathematically, this is expressed as (F = kx), where (F) is the applied force, (x) is the displacement, and (k) is the spring constant. The spring constant, (k), is a measure of the stiffness of the elastic material. A higher (k) value indicates a stiffer spring that requires more force to deform. This law applies within a specific range of deformation; beyond that, the material may deform permanently.1

Springs are elastic machine components designed to deflect under load and return to their original shape when unloaded. They store energy when deformed, which can be used later. Common types include helical, leaf, and spiral springs, each with various applications in technology and machinery.2