Physics · Light - Reflection and Refraction
For a ray of light undergoing refraction through a triangular glass prism, which of the following statements is/are always correct? (a) Angle of incidence is the angle between the incident ray and the normal at the point of incidence. (b) Angle of incidence is equal to the angle of emergence. (c) Angle of deviation is the angle between the extended incident ray and the emergent ray.
- 1Both (a) and (c)✓
- 2Only (b)
- 3Only (a)
- 4Both (b) and (c)
Correct answer
Both (a) and (c)
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