12. State the laws of reflection of light.
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laws of reflection:- 1. the incident ray the reflected ray and normal at the point of incidence all lie on the same plane
2. <i=< r
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- the angle of incidence is and equal to the angle of reflection <I=<r
- the incident ray, reflected ray and the normal to the reflecting surface at the point of incidence lie in the same plane .......
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