Physics · May / June 2021 · Paper 11 · Question 21
Light refracts from a liquid into air as shown. [diagram: air and liquid with ray at 32° to the surface] not to scale The refractive index for light moving from air to the liquid is 1.4. What is the angle of incidence in the liquid?
- A22°
- B37°
- C41°
- D45°
As printed in the paper
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Correct answer: B. 37°
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