What is the voltmeter used to measure?

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Current

Electric Power

Potential Difference

Consumption of Energy

answer is C.

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Detailed Solution

Concept- A voltmeter is a tool that calculates the voltage differential between two circuit locations. Consider whether to connect the voltmeter in series or parallel across any two places in the circuit if we want to measure the potential difference across a component.
The electrical potential difference between two locations in an electric circuit is measured using a voltmeter. Digital voltmeters employ an analogue to digital converter to show voltage as a numerical value, as opposed to analogue voltmeters, which move a pointer around a scale in response to the circuit's voltage.
Hence, the correct option is 3.

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