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Critical angle is the angle of in denser medium for which the angle of in rarer medium is __. - Physics

Critical angle is the angle of ______ in denser medium for which the angle of ______ in rarer medium is ______.

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Critical angle is the angle of incidence in denser medium for which the angle of refraction in rarer medium is 90°.

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Chapter 4: Refraction of Light at Plane Surfaces - EXERCISE - 4 (D) [Page 100]

Chapter 4 Refraction of Light at Plane Surfaces
EXERCISE - 4 (D) | Q 10. (b) | Page 100

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Critical angle is the angle of ______ in denser medium for which the angle of ______ in rarer medium is ______. - Physics