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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.
उत्तर
(i)The colour seen at X is violet (as it is the maximum deviated).
(ii) The colour seen at Y is red (as it is the least deviated).
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संबंधित प्रश्न
Define the term dispersion of white light.
In the formation of spectrum of white light by a prism:
which colour is deviated least?
In the formation of spectrum of white light by a prism:
which colour is deviated most?
When a beam of white light is passed through a prism, it splits to form lights of seven colours. Is it possible to recombine the lights of seven colours to obtain the white light again? Explain your answer.
Name the process which is involved in the formation of a rainbow.
A ray of light moving from an optically rarer to a denser medium
Complete the ray diagram given below to show the nature of light produced on the screen.
The completed ray diagram is as shown below:
State two uses of ultraviolet radiation.
Which one of the following is involved for the formation of rainbow in the sky?
What is Newton’s disc?
