Question

use of voltmeter ?​

Answer 1

Answer:

A voltmeter is an instrument used for measuring electric potential difference between two points in an electric circuit. ... Analog voltmeters move a pointer across a scale in proportion to the voltage measured; digital voltmeters give a numerical display of voltage by use of an analog-to-digital converter.

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Answer 2

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A voltmeter is an instrument used for measuring electric potential difference between two points in an electric circuit. ... General-purpose analog voltmeters may have an accuracy of a few percent of full scale and are used with voltages from a fraction of a volt to several thousand volts.