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प्रश्न
When a ray of light enters a prism, it bends ______ the normal; as it leaves the prism, it bends ______ the normal.
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उत्तर
When a ray of light enters a prism, it bends towards the normal; as it leaves the prism, it bends away from the normal.
संबंधित प्रश्न
In the following diagram, the path of a ray of light passing through a glass prism is shown:
In this diagram the angle of incidence, the angle of emergence and the angle of deviation respectively are (select the correct option):
(A) X, R and T
(B) Y, Q and T
(C) X, Q and P
(D) Y, Q and P
Draw a ray diagram to show the dispersion of white light.
As light rays emerge from a glass prism into air, are they refracted towards or away from the normal?
Describe how you could demonstrate that white light is composed of a number of colours.
Why do you not see a spectrum of colours when light passes through a flat pane of glass?
Draw a labelled diagram: Dispersion of light through a prism.
Write three conditions necessary to obtain a pure spectrum on a screen. Name the instrument in which the conditions stated by you are fulfilled.
Say TRUE or FALSE
After passing through a prism, white light splits into a band of seven colours
What is dispersion? Explain in detail.
Name the scientist who was the first to use a glass prism to obtain the spectrum of sunlight.
