A ray light of intensity I is incident on a parallel glass-slab at a point A as shown in figure it undergoes partial reflection and refraction. At each reflection 20% of incident energy is refracted rays AB and A'B' undergo interference find the ratio `I_(max)//I_(min)`

A ray of light intensity I is incident on a parallel glass-slab at a point A as shown in figure. It undergoes partial reflection and refraction. At each reflection 25% of incident energy is reflected. The rays AB and A^(')B^(') undergo interference. The ratio I_(max)//I_(min) is

A ray of light of intensity I is incident on a parallel glass slab at a point A as show. It undergoes partial reflection and refraction. At each reflaction 25% of incident energy is reflected. The rays AB and A'B' undergo interference. The ratio I_(max)//I_(min) is

A ray of light of internsity I is incident on a parallel glass slab at a point A as shown. It undergoes partial reflection and refraction. At each reflection and refraction. At each rerflection 20% of incident energy is reflectrd. The rasys AB and A' B' undergo interference. The ratio I_(max)//I_(min) is

A ray of light is incident on a parallel-sided glass slab as shown in the figure. The angle of refraction for this ray of light is likely to be :

A ray of light is incident on the surface of a glass plate of refractive index 1.6 at polarzing angle. Calculate the angles of reflection and refraction.

A ray of light-is incident on glass at the polarising angle ip. Find the angle between the reflected and refracted rays.

A ray of light is incident on a transparent glass slab of refractive index sqrt3 . If the reflected and refracted rays are mutually perpendicular, what is the angle of incidence?

A parallel beam of light of intensity I is incident on a glass plate. 25% of light is reflected in any reflection by upper surface and 50% of light is reflected by any reflection from lower surface. Rest is refracted The ratio of maximum to minimum intensity in interference region of reflected rays is

Unpolarized light is incident on a plane glass surface. The angle of incidence so that reflected and refracted rays and perpendicular to each other, then