O-LevelPhysicsElectricity5054/11 · May/June 2011 · Q301 Mark

The diagram shows a circuit. What is the reading on the ammeter when the switch is open, and the reading when it is closed?

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Aammeter reading when open/A: 1, ammeter reading when closed/A: 1

Bammeter reading when open/A: 1, ammeter reading when closed/A: 2

Cammeter reading when open/A: 2, ammeter reading when closed/A: 1

Dammeter reading when open/A: 2, ammeter reading when closed/A: 2

✓ Correct answer

B: ammeter reading when open/A: 1, ammeter reading when closed/A: 2

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2011 Paper 1 Variant 1, question 30.

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