Refractive index of a medium with respect to air is = , find the critical angle between the two medium. |
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(a) |
30 |
(b) |
90 |
(c) |
45 |
(d) |
60 |
Refractive index of a medium with respect to air is = , find the critical angle between the two medium. |
|||||||
(a) |
30 |
(b) |
90 |
(c) |
45 |
(d) |
60 |