Glossary of Terms - E
Electromotive Force (EMF)
An electrical potential difference which produces or tends to produce an electric current.
Absorption of heat.
A steady-state, balanced condition, not presently undergoing a change.
The lowest melting point of a temperature system, usually two or more metals; often characterized as a bonding point, as in eutectic bonding gold to aluminum silicon.
An arrangement that expands a specific portion of an overall range to occupy a larger portion of the full-scale length than it normally would.
Equipment enclosed in a case that is capable of withstanding an explosion of a specified gas or vapor that may occur within it and of preventing the ignition of a specified gas or vapor surrounding the enclosures by sparks, flashes, or explosion of the gas or vapor within. It also must operate at such an external temperature that a surrounding flammable atmosphere will not be ignited.