Physics · May / June 2024 · Paper 11 · Question 24
A ray of light strikes the surface of a glass block at an angle of incidence of 45°. The refractive index of the glass is 1.8. What is the angle of refraction inside the block?
- A23°
- B25°
- C45°
- D81°
As printed in the paper
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Correct answer: A. 23°
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