A voltmeter reads the potential difference across the terminals of an old battery as 1.40 V

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A voltmeter reads the potential difference across the terminals of an old battery as 1.40 V , while a potentiometer reads its voltage to be 1.55 V. The voltmeter resistance is 280 ohm.
15
Nov
A voltmeter reads the potential difference across the terminals of an old battery as 1.40 V , while a potentiometer reads its voltage to be 1.55 V. The voltmeter resistance is 280 ohm. A voltmeter reads the potential difference across the terminals of an old battery as 1.40 V while a potentiometer reads its voltage [...]
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