A student inserts a voltmeter in series with a resistor while attempting to measure…

PHYSICS · Subjective · A Level · Physics · Electricity · Electricity

Problem

A student inserts a voltmeter in series with a resistor while attempting to measure the resistor’s potential difference. Almost no current is observed in the circuit. Explain why placing the voltmeter in this manner produces that result.

Related theory

Electric Potential
Resistance & Resistivity
Potential difference
Electricity
Ohm's law, V-I graphs and ohmic/non-ohmic conductors
Current Electricity
Electric potential and potential difference
Electric Circuits

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