Cambridge IGCSE Physics practice
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At a glance
3
Paper
1
Marks
Topic
Electromotive force and potential difference
Exam-style question
Measuring voltage in a circuit.
Description
A circuit is set up with a battery and a resistor. A voltmeter is connected across the resistor to measure the voltage drop.
State the function of a voltmeter in this circuit.
Aim for approximately 1 distinct marking point.
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Question 1 of 5
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Description
Analogue voltmeters use a needle and dial, while digital voltmeters provide a numerical readout. Both can measure voltage but differ in display and accuracy.
Describe the advantages of using a digital voltmeter over an analogue voltmeter.
Aim for approximately 3 distinct marking points.