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प्रश्न
State the dependence of angle of deviation On the wavelength of light
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उत्तर
The angle of deviation decreases with an increase in the wavelength of light. Thus, a prism deviates violet light the most and red light the least.
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संबंधित प्रश्न
A student traces the path of a ray of light through a rectangular glass slab for the different values of angle of incidence. He observes all possible precautions at each step of the experiment. At the end of the experiment, on analyzing the measurements, which of the following conclusions is he likely to draw?
(A) ∠i = ∠e < ∠r
(B) ∠i < ∠e < ∠r
(C) ∠i > ∠e > ∠r
(D) ∠i = ∠e > ∠r
What do you understand by the statement the refractive index of glass is 1.5 for white light?
A student has traced the path of a ray of light through a glass slab as follows. If you are asked to label 1, 2, 3 and 4, the correct sequencing of labeling ∠i, ∠e, ∠r and lateral displacement respectively is
(a) 2, 1, 3, 4
(b) 1, 2, 3, 4
(c) 1, 3, 2, 4
(d) 1, 3, 4, 2
How is the refractive index of a medium related to its real depth and apparent depth?
You are provided with a printed piece of paper. Using this paper how will you differentiate between a convex lens and a concave lens?
How will you verify the laws of refraction or how the refractive index of glass is determined in the laboratory?
A glass block is having refractive index 3/2, the light ray is incident at an angle 45°. Find the sine of the angle of, refraction inside the glass block.
A ray of light strikes the surface of a rectangular glass slab such that the angle of incidence in air is
- 0°,
- 45°.
In each case, draw a diagram to show the path taken by the ray as it passes through the glass slab and emerges from it.
