A narrow beam PQ of white light is passing through a glass prism ABC as shows in the diagram.; (i) Write the name and cause of the phenomenon observed.; (ii) Where else in nature is this phenomenon observed?; (iii) Based on this observation, state the conclusion which can be drawn about the constituents of white light.(All India - 2014)
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1. scatering of light 2.in rain bows 3.white light consist of 12 colours ,that is the colours in rainbow
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Give the diagram please
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