What is the value of I and r for normal incidence
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When a ray of light is incident normally on a plane mirror it means that the angle of incidence is 0ₒ. From the law of reflection, we find that angle of reflection is also 0ₒ. Thus, for normal incidence on a plane mirror, angle of incidence and angle of reflection are 0ₒ
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Answer:
both are same
Explanation:
angle of incidence = angle of reflection ( LAW OF REFLECTION )
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