angle of lag

Definition of angle of lag 

1 : the angle through which the brushes of a commutator of a direct-current motor or generator must be shifted from the neutral plane on account of the armature reaction

2 : the angle by which the current in an alternating-current circuit lags behind the electromotive force

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First Known Use of angle of lag

1886, in the meaning defined at sense 1

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The first known use of angle of lag was in 1886

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