| 41. | The galvanometer is constructed as a number of moving-iron galvanometers, sharing the same excitation coil.
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| 42. | Have I misunderstood, is there an implicit resistor, not on the diagram, protecting the galvanometer?
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| 43. | Crookes had Fay hold two electrodes in an electrical circuit connected with a galvanometer in an adjoining room.
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| 44. | There she built galvanometers, a device that detects electrical currents and is used to help geologists locate oil.
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| 45. | A moving coil galvanometer can be used as a voltmeter by inserting a resistor in series with the instrument.
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| 46. | He patented the key elements of his system, the mirror galvanometer and the siphon recorder, in 1858.
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| 47. | A tangent galvanometer consists of a coil of insulated copper wire wound on a circular non-magnetic frame.
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| 48. | {{ cquote | The mirror galvanometer consists of a long fine coil of silk-covered copper wire.
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| 49. | Each of the two flat or polygonal mirrors is then driven by a galvanometer or by an electric motor.
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| 50. | The direction of travel was read by comparing the indications on two independent galvanometers, one for each armature.
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