Subjects/Basic Physics/Newton's laws and forces/Hooke's law4. Newton's laws and forcesHooke's lawIn 4. Newton's laws and forcesFormulaCopy LaTeXFx=−kxDetailrestoring force of an ideal spring.Conditionslinear elastic regime.Related formulasRelatedElastic potential energyUs=21kx2Open formulaOpen in sectionRelatedAcceleration in SHMa=−ω2xOpen formulaOpen in section