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प्रश्न
According to Rayleigh’s scattering law, the amount of scattering of light is inversely proportional to the fourth power of its ______.
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उत्तर
According to Rayleigh’s scattering law, the amount of scattering of light is inversely proportional to the fourth power of its wavelength.
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संबंधित प्रश्न
Which one of the following materials cannot be used to make a lens?
Name the physical quantity whose unit is dioptre.
How is the power of a lens related to its focal length?
Which has more power : a thick convex lens or a thin convex lens, made of the same glass? Give reason for your choice.
The power of a lens is, −2 D. What is its focal length?
What is the unit of power of a lens? Define the unit of power of a lens.
A diverging lens has a focal length of 0.10 m. The power of this lens will be:
Express the power (with sign) of a concave lens of focal length 20 cm.
A thin converging lens is formed with one surface convex and the other plane. Does the position of image depend on whether the convex surface or the plane surface faces the object?
The above lens has a focal length of 10 cm. The object of height 2 mm is placed at a distance of 5 cm from the pole. Find the height of the image.
