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AP Physics 2
11.5 Compound Direct Current (DC) Circuits
BeginnerMCQConceptual23.5k
Circuit diagram showing a voltmeter connected across resistor \(R_2\).
Circuit diagram showing a voltmeter connected across resistor \(R_2\).
A student uses a voltmeter to measure the potential difference across a resistor in an operating DC circuit. Which of the following statements correctly identifies the desired internal resistance of an ideal voltmeter and provides the correct physical justification?

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