EASY
10th CBSE
IMPORTANT
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Which colour of the spectrum has shortest wavelength?

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Important Questions on The Human Eye and The Colourful World

EASY
10th CBSE
IMPORTANT

Which light has a longer wavelength?

(Choose from: Red light/Blue light)

EASY
10th CBSE
IMPORTANT
Which colour of light has a shorter wavelength? (Choose from Violet, Red, Blue)
EASY
10th CBSE
IMPORTANT
A ray of white light breaks up into its components while passing through a glass prism. Draw a ray diagram to show the path of rays.
EASY
10th CBSE
IMPORTANT
Why do different coloured rays deviate differently in a prism?
EASY
10th CBSE
IMPORTANT
What happens when a ray of ordinary light is passed through a triangular glass prism?
MEDIUM
10th CBSE
IMPORTANT

What will happen if another similar glass prism is placed upside down behind the first prism?

MEDIUM
10th CBSE
IMPORTANT
When a beam of white light is passed through a prism, it splits to form lights of seven colours. Is it possible to recombine the lights of seven colours to obtain the white light again? Explain your answer.