angle of lag

noun

Physics, Electricity.

1. the phase difference, expressed in degrees, by which one sinusoidal function moves behind a second having the same period, as alternating current moving behind the alternating voltage.

Example Sentences

The quantity pL is called the “reactance” of the alternating circuit, and it is therefore obvious that the current in such a circuit lags behind the electromotive force by an angle, called the angle of lag, the tangent of which is pL/R. Fig.

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