Scientific Ontology

k

Mechanics

Spring Constant

Stiffness of a spring in Hooke's law (F = kx).

newton per metre (N/m)

Dimension: $[\,M T^{-2}\,]$

How values of spring constant span the physical world (in N/m, log scale).

Pen spring

5.00 × 10¹ N/m

Car suspension

2.00 × 10⁴ N/m

Lower limit10⁰ N/mUpper limit10⁵ N/m

Hooke's Law

F = -k x

SHM Period (mass–spring)

T = 2\pi\sqrt{\dfrac{m}{k}}