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A-LevelPhysicsWaves9702/12 · May/June 2023 · Q231 Mark

A beam of visible light is in a vacuum. What could be the frequency of the light?

A5.0 × 10⁵ Hz

B5.0 × 10⁹ Hz

C5.0 × 10¹¹ Hz

D5.0 × 10¹⁴ Hz

✓ Correct answer

D: 5.0 × 10¹⁴ Hz

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About this question

Topic: Waves, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, May/June 2023 Paper 1 Variant 2, question 23.

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