In the diagram, a prism of angle 30° is used. A ray PQ is incident as shown. An emergent…
Physics · Class 12 · CBSE — Ray Optics & Optical Instruments
In the diagram, a prism of angle 30° is used. A ray PQ is incident as shown. An emergent ray RS emerges perpendicular to the second face. The angle of deviation is:
- 0o
- 60o
- 30o
- 45o
Answer
(C) 30 o
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