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SURA PUBLICATION-OPTICS-ADDITIONAL QUESTIONS & ANSWER (Fill in the blanks (Covers whole unit))
- The velocity of light is given by .
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- Among visible light, has the lowest wavelength.
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- When a ray of light travels from one transparent medium into another o...
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- The deviation of a ray of light is called .
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- The velocity of light is more in medium.
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- The second law of refraction is also known as .
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- The speed of light is low, if the of the medium is high.
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- The velocity of light is less in medium.
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- When light travels from rarer to denser medium, the refracted ray is ...
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- is the fundamental and natural source of light.
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- is an example of a composite source.
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- The angle of refraction is determined in terms of the of the medium.
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- The source of light produces a light of single colour, it is known as...
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- light is a composite light which consists of light of various colours ...
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- If the energy of incident beam and the scattered beam are same, then ...
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- The and of the scatterer results in different types of scattering.
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- At sunrise and sunset , the light rays from the sun have to travel a ...
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- The scattering of sunlight by the atoms or molecules of the gases in t...
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- The amount of scattering of light is inversely proportional to the po...
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- According to Rayleigh's law, the shorter wavelength colours are scatte...
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