elasticelastic bodyelastic demandelastic forceelastic limitelastic restoringelastic restoring forceelastic springelasticityelasticity demandelasticity of costelasticity of demandelasticity of supplyelasticity of total costelasticity productionelectelectic circuitelectricelectric arcelectric cellelectric chargeelectric circuitelectric fieldelectric forceelectric intensityelectric networkelectric typewriterelectrical condenserelectrical equivalentelectricityelectrocoatingelectrodeelectrode extensionelectrode leadelectrode polarityelectromagneticelectromagnetic interactionelectromagnetic radiationelectromagnetic waveelectromagnetismelectronic computerelectronic data processingelectrostaticelectrostatic potentialelectrostaticselementelement functionelement of a matrixelement of a setelement of arc