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Glossary of Terms - All Terms

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Glossary Subsets

Jacobi's Law

A law of electric motors which states that the maximum work of a motor is performed when its counter electromotive force is equal to one half the electromotive force expended on the motor.


Joint Industry Conference

Joule's Law

The law first stated by Joule, that the quantity of heat developed in a conductor by the passage of an electric current is proportional to the resistance of the conductor, to the square of the strength of the current, and to the duration of the flow.


Momentarily moving the motor at a slower speed than normal operating speed. This function is normally available on many drive controls as a separate control button.