galvanometer : Idioms & Phrases
Index
astatic galvanometer
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noun has a moving magnet and astatic coils arranged to cancel the effect of the Earth's magnetic field
WordNet
ballistic galvanometer
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noun a moving-coil galvanometer that measures electric charge
WordNet
Differential galvanometer
(Elec.) , a galvanometer having two coils or circuits, usually equal, through which currents passing in opposite directions are measured by the difference of their effect upon the needle.
Webster 1913
moving-coil galvanometer
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noun a galvanometer that is operated by the force exerted by an electric current flowing in a movable coil suspended in a magnetic field
WordNet
Reflecting galvanometer
- a galvanometer in which the deflections of the needle are read by means of a mirror attached to it, which reflects a ray of light or the image of a scale; called also
mirror galvanometer .
Webster 1913
Sine galvanometer , Cosine galvanometer , Tangent galvanometer
(Elec.) , a galvanometer in which the sine, cosine, or tangent respectively, of the angle through which the needle is deflected, is proportional to the strength of the current passed through the instrument.
Webster 1913
Tangent galvanometer
(Elec.) , a form of galvanometer having a circular coil and a short needle, in which the tangent of the angle of deflection of the needle is proportional to the strength of the current.
