The angle of incidence of a ray for which the angle of refraction is 90° is called ____...? Mcqs

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The angle of incidence of a ray for which the angle of refraction is 90° is called ____...?

(A) Refracted Angle

(B) Critical Angle

(C) Incident Angel

(D) Angle of Deviation

✅ Correct Answer: Critical Angle

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Source: This question is taken from the Everyday Science

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