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प्रश्न
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उत्तर
The colour band obtained on a screen on passing white light through a prism is called teh spectrum.
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संबंधित प्रश्न
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
Why do the component colours of incident white light split into a spectrum while passing through a glass prism, explain
State the cause of dispersion of white light
Describe how you could demonstrate that white light is composed of a number of colours.
What conclusion do you draw about the nature of white light in part (b)?
What do you understand by the term spectrum?
A wave has wavelength 50Å of State the speed in vacuum.
Write the range of wavelength of the ultraviolet spectrum.
Observe the given figure and write appropriate phenomenon of light in the box.
Make a rainbow
Try to make your own rainbow. You can try this project in the morning or in the evening. Stand with your back towards the Sun. Take a hosepipe or a water pipe used in the garden. Make a fine spray in front of you. You can see different colours of rainbow in the spray.
