A-LevelPhysicsElectricity9702/12 · Oct/Nov 2023 · Q301 Mark

A fine mist of oil droplets is sprayed into air. As the oil droplets leave the nozzle of the spraying device they can become electrically charged. What is not a possible value for the charge on an oil droplet?

Azero

B1.0 × 10⁻¹⁹ C

C4.8 × 10⁻¹⁹ C

D8.0 × 10⁻¹⁹ C

✓ Correct answer

B: 1.0 × 10⁻¹⁹ C

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Topic: Electricity, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2023 Paper 1 Variant 2, question 30.

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