A ray of light falls on a transparent glass slab of refractive index 1.53 . If the reflected ray is perpendicular to the refracted ray , then the angl

Question

A ray of light falls on a transparent glass slab of refractive index 1.53 . If the reflected ray is perpendicular to the refracted ray , then the angl

A ray of light falls on a transparent glass slab of refractive index 1.53 . If the reflected ray is perpendicular to the refracted ray , then the angle of incidence is approximately equal to
A. ` 28^(@)`
B. `38^(@)`
C. `48^(@)`
D. `57^(@)`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - D
`n=tan i:. i=tan^(-1)(n)=tan^(-1)(1.53)=57^(@)`

5 views Answered 2023-02-05 15:29