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प्रश्न
Which characteristic property of light is responsible for the blue colour of the sky?
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उत्तर
Dispersion of light
संबंधित प्रश्न
A narrow beam PQ of white light is passing through a glass prism ABC as shown in the diagram.
Trace it on your answer sheet and show the path of the emergent beam as observed on the screen DE.
(i) Write the name and cause of the phenomenon observed.
(ii) Where else in nature is this phenomenon observed?
(iii) Based on this observation, state the conclusion which can be drawn about the constituents of white light.
What will happen if another similar glass prism is placed upside down behind the first prism?
What acts as tiny prisms in the formation of a rainbow?
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
The splitting up of white light into seven colours on passing through a glass prism is called:
(a) refraction
(b) deflection
(c) dispersion
(d) scattering
Explain briefly, with the help of a neat labelled diagram, how white light gets dispersed by a prism. On which surface of a prism, there is both dispersion and deviation of light, and on which surface of the prism, there is only deviation of light ?
When a white light ray falls on a prism, the ray at its first surface suffers ______.
The sunlight can be split into its constituent colors using ______.
Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
In dispersion, the color of light that will bend more is ______.
