O-LevelPhysicsElectricity5054/11 · May/June 2023 · Q291 Mark

The diagram shows a battery of three 1.5 V cells. What is an advantage of this arrangement of cells?

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AThe battery can supply a current for a longer time than a single 1.5 V cell.

BThe battery can supply any e.m.f. between 0 V and 4.5 V.

CThe battery supplies more energy to each coulomb of charge than a single 1.5 V cell.

DThe e.m.f. of the battery is 4.5 V.

✓ Correct answer

A: The battery can supply a current for a longer time than a single 1.5 V cell.

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2023 Paper 1 Variant 1, question 29.

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