EASY
10th CBSE
IMPORTANT
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Among the colours in violet, indigo, blue, green, yellow, orange and red, the colour which has the highest wavelength is .

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Important Questions on Human Eye and the Colorful World

EASY
10th CBSE
IMPORTANT
A small particle will scatter lights of _____ wavelength better.
EASY
10th CBSE
IMPORTANT
_____ discovered that sunlight consists of seven colours.
(Choose from: Snell / Newton)
EASY
10th CBSE
IMPORTANT
The scattering away of _____ light makes the sky appear blue on a clear, sunny day.
MEDIUM
10th CBSE
IMPORTANT
Deviation in the path of a ray of light can be produced by a glass prism as well as a rectangular glass slab.
EASY
10th CBSE
IMPORTANT
Reflection is responsible for dispersion of light.
EASY
10th CBSE
IMPORTANT
Blue light has longer wavelength than red light.
EASY
10th CBSE
IMPORTANT
The sky appears blue on a clear day due to scattering away of red light.
EASY
10th CBSE
IMPORTANT
Lights of shorter wavelengths are scattered easily.