O-LevelPhysicsElectricity5054/12 · May/June 2016 · Q281 Mark

Which diagram shows the arrangement of the ammeter and voltmeter to obtain readings to find the power of a lamp?

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ADiagram shows ammeter in series with lamp, voltmeter connected across ammeter and lamp.

BDiagram shows ammeter in series with lamp, voltmeter connected across lamp only.

CDiagram shows ammeter in parallel with lamp, voltmeter connected across lamp.

DDiagram shows ammeter in parallel with lamp, voltmeter connected across ammeter and lamp.

✓ Correct answer

B: Diagram shows ammeter in series with lamp, voltmeter connected across lamp only.

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2016 Paper 1 Variant 2, question 28.

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