Light travels from a glass block ( ) into air ( )

PHYSICS · Subjective · CBSE · Physics · Ray Optics and Optical Instruments · Ray Optics and Optical Instruments

Problem

Light travels from a glass block (

n=1.60

) into air (

n=1.00

). Calculate the critical angle at the glass–air interface, giving your answer to the nearest

0.1^\circ

.

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