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a) laws of reflection-
1) angle of incidence = angle of reflection
2) angle of incidence , angle of reflection and Normal lies on the same plane
b) Angle of incidence = 80°
c) angle of reflection = 80°
1) angle of incidence = angle of reflection
2) angle of incidence , angle of reflection and Normal lies on the same plane
b) Angle of incidence = 80°
c) angle of reflection = 80°
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