Name the device/instrument used to measure potential difference. How is it connected in an electric circuit?
(N/A) The device used to measure the potential difference between two points in an electric circuit is called a $Voltmeter$.
To measure the potential difference, a $Voltmeter$ is always connected in $\parallel$ across the two points where the potential difference is to be measured.
To measure the potential difference, a $Voltmeter$ is always connected in $\parallel$ across the two points where the potential difference is to be measured.
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