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प्रश्न
What is the total reflecting prism?
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उत्तर
A total reflecting prism is a right-angled prism made of glass with other two angles each equal to 45°.
संबंधित प्रश्न
Write a short note on dispersion of light.
State the dependence of angle of deviation On the wavelength of light
Name a prism required for obtaining a spectrum of Ultraviolet light.
A ray of light strikes the surface of a rectangular glass block such that the angle of incidence in
air is 0°.
In each case, draw diagram to show the path taken by the ray as it passes through the glass block and emerges from it.
Light of a single colour is passed through a liquid having a piece of glass suspended in it. On changing the temperature of liquid, at a particular temperature the glass piece is not seen. When is the glass piece not seen?
While performing the experiment on tracing the path of a ray of light through a rectangular glass slab, in which of the following experimental set-ups is a student likely to get best results? P1 and P2 are the positions of pins fixed by him.
(A) I
(B) II
(C) III
(D) IV
What is the correct reason for blinking / flickering of stars? Explain it.
a) The blasts in the stars.
b) Absorption of star light by the atmosphere.
c) Motion of the stars.
d) Changing refractive index of gases in the atmosphere.
State the factors on which the angle of deviation depends.
Can the absolute refractive index of a medium be less than one?
