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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
Describe how you could demonstrate that white light is composed of a number of colours.
A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is:
(a) violet
(b) red
(c) green
(d) blue
The colour of white light which suffers the maximum bending (or maximum refraction) on passing through a glass prism is:
(a) yellow
(b) orange
(c) red
(d) violet
A ray of white light falls on a prism. Draw a ray diagram to show that the prism disperses the white light.
You are given a disc divided into seven sectors with colours violet, indigo, blue, green, yellow, orange and red in them. What would be its colour when it is rotated rapidly?
A wave has wavelength 50Å of State its one use.
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.
During dispersion of white light by prism placed in air, for a particular value of angle of prism,
State True or False:
"Wavelength of red light is close to 700 nm.”
