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SURA PUBLICATION-OPTICS-ADDITIONAL QUESTIONS & ANSWER (Fill in the blanks (Covers whole unit))
- Blue and green light has different and .
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- Refraction is due to difference in of light in different media.
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- Angle of refraction is for red and for violet.
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- The refractive index of a medium is dependent on the .
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- The interacting particles of the medium is called as .
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- The amount of scattering of light depends on and .
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- White appearance of the clouds is due to .
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- The magnification is greater than 1, then the image obtained is .
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- The magnification is than 1, then the image obtained is diminished.
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- The object is always placed on side of the lens.
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- The power of convex lens is .
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- The power of concave lens is .
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- Unit of power of the lens is .
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- 1 D is equal to .
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- The diameter of eye ball in our eye is .
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- Meninges membranes protect the brain from
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- A thin and transparent layer on the surface of eyeball is .
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- is the coloured portion of the eye.
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- Amount of light entering into the eye is controlled by .
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- Central part of eye and pathway for the light to retina is .
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