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प्रश्न
Say TRUE or FALSE
After passing through a prism, white light splits into a band of seven colours
पर्याय
True
False
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उत्तर
After passing through a prism, white light splits into a band of seven colours- True
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संबंधित प्रश्न
What will happen if another similar glass prism is placed upside down behind the first prism?
In the figure given alongside, a narrow beam of white light is shown to pass through a triangular glass prism. After passing through the prism, it produces a spectrum YX on the screen.
Why do different colours of white light bend through different angles with respect to the incident beam of light?
Name the process which is involved in the formation of a rainbow.
Out of the following, the colour of light having the maximum wavelength is:
(a) violet
(b) indigo
(c) green
(d) orange
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.
If white light is used in same way what change is expected in the emergent beam?
Which characteristic property of light is responsible for the blue colour of the sky?
Observe the given figure and answer the following questions.
- Which colour light rays bend most?
- Which colour light rays bend least.
- What is the wavelength of violet light rays?
Name the scientist who was the first to use a glass prism to obtain the spectrum of sunlight.
A prism of refractive index `sqrt2` and refracting angle A produces minimum deviation δm of a ray on one face at an angle of incidence 45°, The values of A and δm are, respectively ______.
