Lateral Displacement
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Q. A beam of light is incident on glass plate at an angle of incidence 60°. The reflected Ray is polarised. What is the angle of refraction when angle of incidence is 45°
Q. Two parallel rays are travelling in a medium of refractive index μ1=43. One of the rays passes through a parallel glass slab of thickness t and refractive index μ2=32. The path difference between the two rays due to the glass slab will be
- 4t3
- 3t2
- t8
- t6
Q. k transparent slabs are arranged one over another. The refractive indices of the slabs are μ1, μ2, μ3, ... μk and the thicknesses are t1 t2, t3, ... tk. An object is seen through this combination with nearly perpendicular light. Find the equivalent refractive index of the system which will allow the image to be formed at the same place.