12 Physics Wave Optics - Set No : 42 Question No :7
Question No : 7
If for a
calcite crystal  are the refractive indices of the crystal for O- ray
and E-ray respectively, then along the optic axis of the crystal |
| a) |  | b) |  |
| c) | | d) | None of these |
Answer No : 7
| (a)Along the
optic axis, |