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Question
Case: Pooja did an experiment with an equilateral glass prism in which she projected a narrow beam of white light source from one side of the surface of the prism and placed a screen on the other side of the prism. She observed certain patches of different colours on the screen. Later, she repeated the same experiment with a red-light source, however, she could only observe a red coloured patch on the screen. Again, she repeated the experiment with blue and green light sources, respectively, and could only see one colour patch on both the occasions.
The phenomenon that she was trying to demonstrate was:
The phenomenon that she was trying to demonstrate was:
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Solution
The correct option is C Dispersion
The phenomenon that she was trying to demonstrate is dispersion.
Dispersion is the splitiing of white light into its constituent colours after passing through a prism.
The phenomenon that she was trying to demonstrate is dispersion.
Dispersion is the splitiing of white light into its constituent colours after passing through a prism.
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