A ray of light passes throught a plane glass slab of thickness t and refractive index `mu = 1.5 .` The angle between incident ray and emergent ray will be

A ray of light passes through a plane glass slab of thickness t and refractive index n = 1.5 . The angle between the incident ray and emergent ray will be

Two parallel rays are travelling in a medium of refractive index mu_(1)=4//3 . One of the rays passes through a parallel glass slab of thickness t and refractive index mu_(2)=3//2 . The path difference between the two rays due to the glass slab will be

Two parallel rays are travelling in a medium of refractive index mu_(1)=4/3 . One of the rays passes through a parallel glass slab of thickness t and refractive index mu_(2)=3/2 The path difference between the two rays due to the glass slab will be

A ray of light is incident on a parallel slab of thickness t and refractive index n. If the angle of incidence theta is small, than the lateral displacement in the incident and emergent ray will be

A ray of light is incident on a parallel slab of thickness t and refractive index n. If the angle of incidence theta is small, than the lateral displacement in the incident and emergent ray will be