Q27 of 112 Page 310

What happens when a beam of sunlight is passed through a glass prism?

When a beam of sunlight is passed through a glass prism, it splits up into a band of 7 colors, also known as a spectrum.


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25

State one use of kaleidoscope.

 26

Name the device used to split white light into seven colours.

 28

What type of lens (convex or concave) is present in the human eye?

 29

What is the range of vision of a normal human eye?