O-LevelPhysicsLightOct/Nov 2024Paper 1 Q221 Mark
The diagram shows a ray of light travelling from air to medium Q. [Figure] What is the critical angle for the boundary between medium Q and air?
A57.5°
B58.0°
C60.9°
D61.6°
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of light within the Physicssyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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