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It is used to detect very small DC currents only. For AC signals Detectors are used.

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14y ago

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Is galvanometer generator alternating current or direct current needed to operate an electric motor?

That depends if it is an ac or dc motor.


Why DC ammeter or voltmeter is not used in AC circuits?

Short answer, because it is designed for DC, not AC.In AC, the current goes back and forth all the time; the average current is zero. And that's what a galvanometer that is not especially designed for AC would show.


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A "Rectifier" converts AC current to pulsating DC current.


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firstly a galvanometer instrument measures very small amounts of current flow of a D,C, nature / type . an a.c. type circuit is likely to be of a high magnitude , such that it would render the instrument unusable and dangerous to the operator . also a galvanometer by design is known as a moving coil type meter , if an ac signal were to be connected to this, the rate of change of the ac signal voltage would be so fast / frequent that the user would be unaware that the signal is currently changing


What is the difference between ac and dc grounding?

The difference AC and DC grounding is that AC is alternate current and DC is direct current. Grounding for both AC and DC is the same.


What are the two kinds electricity?

Perhaps you are referring to DC and AC? DC is direct current - current flows in a single direction. In AC (alternating current), the current regularly changes its direction.Perhaps you are referring to DC and AC? DC is direct current - current flows in a single direction. In AC (alternating current), the current regularly changes its direction.Perhaps you are referring to DC and AC? DC is direct current - current flows in a single direction. In AC (alternating current), the current regularly changes its direction.Perhaps you are referring to DC and AC? DC is direct current - current flows in a single direction. In AC (alternating current), the current regularly changes its direction.


Does a fan run on a dc current or ac current?

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Which is the device that converts AC to DC?

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What does a Simpson Meter do?

It measures potential difference, current, and resistance (volts, amps, and ohms), in several AC and DC ranges.