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प्रश्न
In figure AO is the ray of white light falling on a prism PQR. Complete the diagram till the light emerges out from the prism and falls on the screen.
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उत्तर
Diagram is completed:
‘The white light splits up into seven colours which are seen on the screen and arrangement of colours from bottom to top is given by the word ‘VIBGYOR’.
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संबंधित प्रश्न
Define the term dispersion of white light.
What happens when a ray of ordinary light is passed through a triangular glass prism?
In the figure given alongside, a narrow beam of white light is shown to pass through a triangular glass prism. After passing through the prism, it produces a spectrum YX on the screen.
Why do different colours of white light bend through different angles with respect to the incident beam of light?
What is a rainbow?
The coloured light having the maximum speed in glass prism is ______.
How does the speed of light determine the optical density of a medium?
In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is ______.
A wave has wavelength 50Å of State its one use.
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.
The dispersive powers of flint glass and crown glass are 0.053 and 0.034, respectively and their mean refractive indices are 1.68 and 1.53 for white light. Calculate the angle of the flint glass prism required to form an achromatic combination with a crown glass prism of refracting angle 4°:
