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प्रश्न
Which of the following coloured light has the least speed in glass prism?
(a) violet
(b) yellow
(c) red
(d) green
उत्तर
Violet
The colour violet travels the slowest in a glass prism owing to its short wavelength.
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संबंधित प्रश्न
The path of a ray of light passing through a glass prism is shown below:
In this diagram, the angle of prism, angle of incidence, angle of emergence and angle of deviation, respectively, have been represented by:
(A) O, Y, Z and N,
(B) P, Y, M and Z,
(C) O, X, M and Z,
(D) P, X, Z and N.
What is spectrum? What is the name of glass shape used to produce a spectrum?
Which of the following colour of white light has the least wavelength?
(a) red
(b) orange
(c) violet
(d) blue
The property of splitting of white light into its seven constituent colours is known as
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Complete the ray diagram given below to show the nature of light produced on the screen.
The completed ray diagram is as shown below:
Write three conditions necessary to obtain a pure spectrum on a screen. Name the instrument in which the conditions stated by you are fulfilled.
State two uses of ultraviolet radiation.
The sunlight can be split into its constituent colors using ______.
