An isosceles trapezium of reflecting material of refractive index `sqrt 2` and dimension of sides being 5cm, 5cm, 10cm and 5 cm. The angle of minimum deviation by this when light is incident from air and emerges in air is:

The refractive index of a prism is sqrt(2) and its refractive angle is 60^(@) . If a ray emerge with the minimum angle of deviation then the angle of incidence will be

A ray of light is travelling from glass to air. ("Refractive index of glass =1.5") . The angle of incidence is 50^(@) . The deviation of the ray is

The refractive index of the material of a prism of 60^(@) angle for yellow light is sqrt(2) . Calculate angle of minimum deviation, angle of incidence and angle of refraction.

A ray of light is travelling from glass to air (Refractive index of glass = 1.5).The angle of incidence is 50^(@) .The deviation of the ray is

A ray of light is travelling from glass to air (refractive index of glass = 1.5). The angle of incidence is 50^@ . The deviation of the ray is

A ray of light enters a rectangular glass slab of refractive index sqrt(3) at an angle of incidence 60^(@) . It travels a distance of 5cm inside the slab and emerges out of the slab. The perpendicular distance between the incident and the emergent rays is

A ray of light enters a rectangular glass slab of refractive index sqrt(3) at an angle of incidence 60^(@) . It travels a distance of 5cm inside the slab and emerges out of the slab. The perpendicular distance between the incident and the emergent rays is

A ray of light suffers a minimum deviation when incident on equilateral prism of refractive index sqrt2 The angle of deviation is

A ray of light suffers a minimum deviation when incident on equilateral prism of refractive index sqrt2 The angle of deviation is