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प्रश्न
In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is ______.
पर्याय
Violet
Yellow
Red
Blue
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उत्तर
In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is red.
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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
A student is observing a diagram showing the path of a ray of light passing through a glass prism. He would find that for all angles of incidence the ray of light bends:
Draw a ray diagram to show the dispersion of white light.
In the formation of spectrum of white light by a prism:
which colour is deviated least?
When a beam of white light is passed through a prism, it splits to form lights of seven colours. Is it possible to recombine the lights of seven colours to obtain the white light again? Explain your answer.
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.
State the colour seen (i) at X, and (ii) at Y.
Name the process which is involved in the formation of a rainbow.
While performing the experiment to trace the path of a ray of light passing through a glass prism, four students marked the incident ray and the emergent ray in their diagrams in the manner shown below. 
(A) I
(B) II
(C) III
(D) IV
Complete the ray diagram given below to show the nature of light produced on the screen.
The completed ray diagram is as shown below:
Curved mirrors have surfaces that are spherical, cylindrical, parabolic, and ellipsoid.
