voltmeter

thumb|Demonstration analog voltmeter

AI overview

A voltmeter is a device that measures the electrical potential difference (voltage) between two points in an electrical circuit. It's useful because knowing the voltage helps people understand how much electrical energy is available or being used in a device or system.

AI-generated from the Wikipedia summary — may contain errors.

In the Vinony graph

Vinony's link graph records 345 inbound references to voltmeter, and connects out to series and parallel circuits, measurement and resistor.

Vinony files it under Electrical meters, Electronic test equipment and Measuring instruments.

Vinony links it to 67 Wikipedia language editions.

Wikidata facts

Image: CH Capdella, 3 voltímetres.jpg

Show 4 more facts

Commons category: Voltmeters
topic's main category: Category:Voltmeters
measures: voltage
different from: voltameter

Sources (4)

via Wikidata · CC0

~8 min read

Encyclopedic overview

6 sections

Contents

Schematic symbol
Analog voltmeter
Amplified voltmeter
Digital voltmeter
References
External links

thumb|Demonstration analog voltmeter

A voltmeter is an instrument used for measuring electric potential difference between two points in an electric circuit. It is connected in parallel. It usually has a high resistance so that it takes negligible current from the circuit.

Excerpted from Wikipedia’s “voltmeter” article, available under the CC BY-SA 4.0 licence.