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Posted: **Thu Apr 28, 2022 9:40 am**

: A Ray Of Light In Air Is Incident On A 30 060 90 Prism Perpendicular To Face Ab As Shown In The Diagram 160 30 The 1 (35.91 KiB) Viewed 34 times

A ray of light in air is incident on a 30-060°-90° prism, perpendicular to face ab, as shown in the diagram 160 30° The ray enters the prism and strikes face ac at the critical angle. What is the index of refraction of the prism? Select one: O ( 23)/3 O2 V3/12 O 1/2