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Question
If the angle between the mirror and reflected ray is 23 °, what is the angle of incidence of the incidence ray?
If the angle between the mirror and reflected ray is 23 °, what is the angle of incidence of the incidence ray?
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Solution
∠r + 23°=90°, ∠r = 67°
Using law of reflection, we have ∠i = ∠r = 67°
∠r + 23°=90°, ∠r = 67°
Using law of reflection, we have ∠i = ∠r = 67°
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