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Question

In the visible spectrum the colour having the shortest wavelength is

A
Green
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B
Red
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C
Violet
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D
Blue
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Solution

The correct option is A Violet
In the visible spectrum violet colours shows most deviation and hence it has least wavelength
Image result for visible light spectrum prism ray diagram black and white with wavelength
the colour which has least deviation will have more wavelength and colour having more deviation will have least wavelength

Option C is correct.

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