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प्रश्न
A ray of white light falls on a prism. Draw a ray diagram to show that the prism disperses the white light.
उत्तर
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संबंधित प्रश्न
The coloured light having the maximum speed in glass prism is:
(a) blue
(b) green
(c) violet
(d) yellow
How does the speed of light determine the optical density of a medium?
Define the term dispersion of light.
If a monochromatic beam of light undergoes minimum deviation through an equiangular prism, how does the beam pass through the prism, with respect to its base?
An object is placed in front of a converging lens and in front of a diverging lens as in fig.
(a)Complete the ray diagram to obtain an image.
(b)Compare the nature of image formed by both the lenses in the above case.
Which characteristic property of light is responsible for the blue colour of the sky?
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.
Why do we see a rainbow in the sky only after rainfall?
During dispersion of white light by prism placed in air, for a particular value of angle of prism,
In the following diagram showing dispersion of white light by a glass prism, the colours 'P' and 'Q’ respectively are:
