Question

What is the role of voltmeter in a closed circuit?

Please give the answer only which is question ask. ​

Answer 1

It is an instrument used for measuring electrical potential difference between two points in a electrical circuit.

Answer 2

A voltmeter is an instrument used for measuring electrical potential difference between two points in an electric circuit. ... A voltmeter is connected in parallel with a device to measure its voltage, while an ammeter is connected in series with a device to measure its current.

THANKS ..