Physics
Intermediate

Hooke's Law

Restoring force of a spring.

Formula

F=−kxF = -kx

Variables

kSpring constant
xDisplacement

Example

A spring with k = 200 N/m stretched 0.1 m pulls back with 20 N.

Did You Know?

Hooke published his spring law as an anagram, "ceiiinosssttuv", to claim priority while keeping it secret.

springforceelasticity