A glass prism ABC of refractive index 1.5 is immersed in water of refractive index 4/3 as shown in fig. A ray of light incident normally on face AB is totally reflected at face AC if

\sin \\theta= { \sqrt3 }/ { 2 }

AP and TS EAMCET Engineering Model Paper 5

Question : 120 of 160

Marks: +1, -0

A glass prism ABC of refractive index 1.5 is immersed in water of refractive index

as shown in fig. A ray of light incident normally on face AB is totally reflected at face AC if

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