Physics · Laws of Refraction
What is the second law of refraction (Snell's Law)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The velocity of light remains constant in all media.
- 2The angle of incidence is equal to the angle of reflection.
- 3The ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant.✓
- 4The incident ray, the refracted ray, and the normal all lie in the same plane.
Correct answer
The ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant.
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