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प्रश्न
Draw a labeled ray diagram to illustrate the dispersion of a narrow beam of white light when it passes through a glass prism.
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उत्तर
When ray of white light passes through glass prism, different colour components of white light travel through different velocities and come out from prism along different paths.
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संबंधित प्रश्न
A student is observing a diagram showing the path of a ray of light passing through a glass prism. He would find that for all angles of incidence the ray of light bends:
What is spectrum? What is the name of glass shape used to produce a spectrum?
The colour of white light which is deviated the maximum on passing through the glass prism is:
(a) blue
(b) indigo
(c) red
(d) orange
Which of the following colour of white light has the least wavelength?
(a) red
(b) orange
(c) violet
(d) blue
When white light passes through a prism, it ............
In which of the following four diagrams is the correct path of a ray of light passing through a glass prism shown ?
When we place a glass prism in the path of a narrow beam of white light a spectrum is obtained. What happens when a second identical prism is placed in an inverted position with respect to the first prism? Draw a labelled ray diagram to illustrate it.
What is the cause of the dispersion of white light through a glass prism? Draw a ray diagram to show the path of light when two identical glass prisms are arranged together in an inverted position with respect to each other and a narrow beam of white light is allowed to fall obliquely on one of the faces of the prisms.
Distinguish between an impure spectrum and a pure spectrum.
