s/n2750652

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has gloss	(noun) has a moving magnet and astatic coils arranged to cancel the effect of the Earth's magnetic field astatic galvanometer
lexicalization	eng: astatic galvanometer
subclass of	(noun) meter for detecting or comparing or measuring small electric currents galvanometer

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has part	(noun) an arrangement of coils used in sensitive electrical instruments; the coils are arranged to give zero resultant external magnetic field when a current passes through them and to have zero electromotive force induced in them by an external magnetic field astatic coils