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O-LevelPhysicsLight5054/11 · Oct/Nov 2019 · Q261 Mark

The diagram shows a ray of light in liquid incident on the boundary with air. Two other rays are observed. One is in the liquid and the other is in the air on the boundary. What is the angle of refraction?

Diagram for this question, from the exam paper

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A0°

B40°

C50°

D90°

✓ Correct answer

D: 90°

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About this question

Topic: Light, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2019 Paper 1 Variant 1, question 26.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

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