Physics · Ray Optics
Consider an equilateral glass prism on which a ray of light is incident at an angle θ and passes through the prism in such a way that the refracted ray inside the prism is parallel to its base. If it emerges at an angle of emergence β, which of the following is true?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1θ = -2β
- 2θ = β✓
- 3θ = 2β
- 4θ = -β
Correct answer
θ = β
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