If critical angle for a material to air is `30^(@)`, the refractive index of the material will be

As shown in Fig. PQ is a ray incident on prism ABC . Show the corresponding refracted and emergent rays. The critical angle for the material of the prism is 45^@ . What is refractive index of the material of prism ? .

The critical angle of a medium-air interface is 30^(@) . The refractive index of the medium is

The critical angle of a medium with respect to air is 45^(@) . The refractive index of medium is

The critical angle of a medium with respect to air is 45^(@) . The refractive index of medium is

Refractive index of a transparent material is :

The critical angle of a slab of material transparent to light is 45^@ . The refractive index of this material is―

Find the value of critical angle for a material of refractive index sqrt(3) .