Physics · Critical angle
Which of the following is the correct definition of the critical angle?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Angle of reflection in the denser medium for which the angle of incidence is 90°
- 2Angle of refraction in the denser medium for which the angle of incidence in the rarer medium is 90°
- 3Angle of incidence in the rarer medium for which the angle of refraction in the denser medium is 90°
- 4Angle of incidence in the denser medium for which the angle of refraction in the rarer medium is 90°✓
Correct answer
Angle of incidence in the denser medium for which the angle of refraction in the rarer medium is 90°
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