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O-LevelPhysicsLight5054/12 · Oct/Nov 2023 · Q301 Mark

Ultraviolet radiation is a component of the electromagnetic spectrum. Which application uses ultraviolet radiation?

ABluetooth technology
Bprenatal scanning
Csterilising water
Dthermal imaging

✓ Correct answer

C: sterilising water

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About this question

Topic
Light, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source
O-Level Physics, Oct/Nov 2023 Paper 1 Variant 2, question 30.

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