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प्रश्न
In which of the following four diagrams is the correct path of a ray of light passing through a glass prism shown ?
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उत्तर
When a ray of light enters from air into the glass prism, it bends towards the normal and when it goes out from glass to air, it bends away from the normal. This can be observed only in figure A.
Hence, the correct option is A.
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संबंधित प्रश्न
Draw a ray diagram to show the dispersion of white light.
State the speed of light in (a) air, (b) water, and (c) glass
A ray of white light falls on a prism. Draw a ray diagram to show that the prism disperses the white light.
Explain the cause of dispersion of white light through a prism.
In the following diagram, the correctly marked angles are
(A) All
(B) Only ∠i and ∠A
(C) ∠i, ∠r and ∠A
(D) ∠i, ∠A and ∠D
An object is placed in front of a converging lens and in front of a diverging lens as in fig.
(a)Complete the ray diagram to obtain an image.
(b)Compare the nature of image formed by both the lenses in the above case.
A wave has wavelength 50Å of State the speed in vacuum.
Distinguish between an impure spectrum and a pure spectrum.
When white light enters a glass prism from the air, the angle of deviation is least for ____________.
Name the scientist who was the first to use a glass prism to obtain the spectrum of sunlight.
