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प्रश्न
How does a ray of light bend when it travels from denser to rarer medium.
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उत्तर
When a ray of light travels from denser to rarer medium it bends away from the normal.
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संबंधित प्रश्न
You are given prisms made of crown glass and flint glass with a wide variety of angles. Suggest a combination of prisms which will
(a) deviate a pencil of white light without much dispersion,
(b) disperse (and displace) a pencil of white light without much deviation.
Plot a graph between
Angle of incidence versus angle of refraction.
What is meant by the statement, ‘the critical angle for diamond is 24°’?
What is meant by the term ‘critical angle’?
Complete the following diagram to show the path of the ray of a single colour in the diagram as if enters in and emerges out of the prism. Mark the angles wherever necessary. (Critical angle for glass = 42°).
Answer the following question.
Under what conditions are total internal reflection possible? Explain it with a suitable example.
Total internal reflection can take place only if light is travelling from ______.
Which of the following statements about total internal reflection is true?
What are the examples of total internal reflection in nature?
