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प्रश्न
A total reflecting equilateral prism can be used to deviate a ray of light through:
पर्याय
30°
60°
75°
90°
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उत्तर
60°
Hint:
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
If the speed of light in vacuum is 3 × 108 ms−1, find the speed of light in a medium of absolute refractive index 1.5.
Explain the term absolute refractive index of a medium and write an expression to relate it with the speed of light in vacuum.
How does the deviation produced by a prism depend on the wavelength of incident light?
Rewrite the following statement by selecting the correct option:
If a ray of light strikes a glass slab at an angle of 600 with the surface of the slab, the angle of incidence must be __________________.
Which colour of light travels fastest in any medium except air?
Name the material for which the refractive index is found to be maximum.
The figure shows two prisms A and B. A monochromatic ray of light PO is incident at the face of the prism A. Complete the diagram to show the path of the ray till it emerges out of the prism B.
