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प्रश्न
The following diagram shows a 60°, 30°, 90° glass prism of critical angle 42°, Copy the diagram and complete the path of incident ray AB emerging out of the prism marking the angle of incidence on each surface.
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उत्तर
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संबंधित प्रश्न
Which of the above wavelengths has a higher frequency?
Observe the following figure and answer the questions given under it:
1) How many times does refraction take place in the above figure?
2) What happens to the ray of light when it passes from air to glass?
3) What happens to the ray of light when it passes from glass to air?
4) What are the rays AB and CD in the figure called?
5) Define refraction.
Draw diagrams to show the refraction of light from glass to air. In diagram, label the incident ray, refracted ray, the angle of incidence (i) and the angle of refraction (r).
The highest refractive index is of ______.
Draw a diagram to show the splitting of white light into its constituent colours.
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A ray of light passes from water to air. How does the speed of light change?
You are provided with a printed piece of paper. Using this paper how will you differentiate between a convex lens and a concave lens?
Trace a ray of light incident at 30° on a surface if travelling from air to glass. What is the angle of refraction in this case? (R.I. for glass = 3/2).
