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प्रश्न
How are critical angles related to the refractive index of the medium?
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उत्तर
संबंधित प्रश्न
The diagram below shows a point source P inside a water container. Four rays A, B, C, D starting from the source P are shown up to the water surface
1) Show in the diagram the path of these rays after striking the water surface.
The Critical Angle for the water-air surface is 48°.
2) Name the phenomenon which the rays B and D exhibit.
The figure shows a ray of light falling normally on the face AB of an equilateral glass prism having refractive index`3/2`, placed in water of refractive index `4/3`.Will this ray suffer total internal reflection on striking the face AC? Justify your answer.
Plot a graph between
Sine of angle of incidence versus sine of angle of refraction,
A ray of light incident at an angle of incidence ‘i’ passes through an equilateral glass prism such that the refracted ray inside the prism is parallel to its base and emerges from the prism at an angle of emergence ‘e’.
How is the angle of emergence ‘e’ related to the angle of incidence ‘i’?
Which one of the following is NOT the correct formula for refractive index of glass w.r.t. air (aμg) (i = angle of incidence, r = angle of refraction)
A particle is projected such that the horizontal range and vertical height are equal. Then the angle of projection is :
The angle of incidence at which the angle of refraction is Q£ is called the critical angle.
A green light is incident from the water to the air-water interface at the critical angle (θ). Select the correct statement.
The angle made by incident ray of light with normal of the reflecting surface is called ______.
Small air bubbles rising up a fish tank appear silvery when viewed from some particular angle is due to the ______.
