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प्रश्न
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
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उत्तर
(C)
When light goes from rarer medium to denser medium; it bends towards the normal and vice-versa. This condition is fulfilled in figure (III).
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संबंधित प्रश्न
What is a rainbow? What are the two conditions necessary for the formation of a rainbow in the sky?
A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is:
(a) violet
(b) red
(c) green
(d) blue
The splitting up of white light into seven colours on passing through a glass prism is called:
(a) refraction
(b) deflection
(c) dispersion
(d) scattering
In figure AO is the ray of white light falling on a prism PQR. Complete the diagram till the light emerges out from the prism and falls on the screen.
In an experiment to trace the path of a ray of light through a glass prism for different values of angle of incidence a student would find that the emergent ray:
(A) is parallel to the incident ray
(B) perpendicular to the incident ray
(C) is parallel to the refracted ray
(D) bends at an angle to the direction of incident ray
The phenomenon of splitting of light into its component colours is ___________ .
Write the range of wavelength of the visible spectrum.
Write the range of wavelength of the infrared spectrum.
Name the scientist who was the first to use a glass prism to obtain the spectrum of sunlight.
The splitting of white light into its component colours is called ____________.
