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Question
The property of splitting of white light into its seven constituent colours is known as
Options
rectilinear propagation
refraction
reflection
dispersion
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Solution
dispersion
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RELATED QUESTIONS
Study the following diagrams in which the path of a ray of light passing through a glass prism as traced by four students P, Q, R and S is shown:
The student who has traced the path correctly is
(A) P
(B) Q
(C) R
(D) S
Make two diagrams to explain refraction and dispersion.
A beam of white light is shone onto a glass prism. The light cannot be:
(a) deviated
(b) dispersed
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(d) refracted
You are given a disc divided into seven sectors with colours violet, indigo, blue, green, yellow, orange and red in them. What would be its colour when it is rotated rapidly?
Explain the cause of dispersion of white light through a prism.
Refer to fig
(i) Name the lens L.
(ii) What are the points O, O' called?
(iii) Complete the diagram to form the image of the object AB.
(iv) Write three characteristics of the image.
An object is placed in front of a converging lens and in front of a diverging lens as in fig.
(a)Complete the ray diagram to obtain an image.
(b)Compare the nature of image formed by both the lenses in the above case.
The phenomenon of splitting of light into its component colours is ___________ .
Say TRUE or FALSE
After passing through a prism, white light splits into a band of seven colours
