An engineer intends to deviate a light ray from its path by 120° through reflection...
PHYSICS
JAMB 2000
An engineer intends to deviate a light ray from its path by 120° through reflection from a plane mirror. Calculate the angle of incidence
- A. 60°
- B. 40°
- C. 30°
- D. 20°
Correct Answer: C. 30°
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