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प्रश्न
Draw a ray diagram to show the dispersion of white light.
Draw a ray diagram to show the dispersion of white light by a glass prism.
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उत्तर
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संबंधित प्रश्न
Study the following figure in which a student has marked the angle of incidence (∠i), angle of refraction (∠r), angle of emergence (∠e), angle of prism (∠A) and the angle of deviation (∠D). The correctly marked angles are
(a) ∠A and ∠i
(b) ∠A, ∠i and ∠r
(c) ∠A, ∠i, ∠e and ∠D
(d) ∠A, ∠i, ∠r and ∠D
When a ray of light enters a prism, it bends ______ the normal; as it leaves the prism, it bends ______ the normal.
When a beam of white light is passed through a prism, it splits to form lights of seven colours. Is it possible to recombine the lights of seven colours to obtain the white light again? Explain your answer.
What acts as tiny prisms in the formation of a rainbow?
Which of the following colour of white light is least deviated by the prism?
(a) green
(b) violet
(c) indigo
(d) yellow
A ray of white light falls on a prism. Draw a ray diagram to show that the prism disperses the white light.
A glass prism is able to produce the spectrum when white light passes through it, but a glass slab doesn’t produce any spectrum. Explain why it is so.
A wave has wavelength 50Å of State the speed in vacuum.
The phenomenon of splitting of light into its component colours is ___________ .
In the figure, a beam of light consisting of three colours blue, red, and yellow is incident on a prism and on a rectangular glass block respectively. Complete the diagram by drawings of the refracted and emergent rays.
