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प्रश्न
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उत्तर
The colour band obtained on a screen on passing white light through a prism is called teh spectrum.
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संबंधित प्रश्न
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.
State the colour seen (i) at X, and (ii) at Y.
Describe how you could demonstrate that white light is composed of a number of colours.
What are the seven colours seen in a rainbow?
The coloured light having the maximum speed in glass prism is:
(a) blue
(b) green
(c) violet
(d) yellow
A ray of light moving from an optically rarer to a denser medium
If white light is used in same way what change is expected in the emergent beam?
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.
Write an Explanation.
Critical angle
The splitting of white light in to seven colors is called ______.
Which one of the following is involved for the formation of rainbow in the sky?
