Physics · Ray Light and Optics
Two plane mirrors A and B are placed perpendicular (at a 90° angle) to each other. If a ray of light strikes mirror A at an angle of incidence of 30° relative to the normal, find the angle of reflection at mirror A and the angle of reflection at mirror B respectively.
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- 130° and 60°✓
- 260° and 30°
- 330° and 30°
- 460° and 60°
Correct answer
30° and 60°
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