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Speed of light in glass is 2 xx 10^8 m//...

Speed of light in glass is `2 xx 10^8 m//s`. Refractive index of glass is.......

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MODERN PUBLICATION-RAY OPTICS AND OPTICAL INSTRUMENTS-Revision Exercises (Very Short Answer Questions)
  1. What is focal length and power of a rectangular glass slab ?

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  2. Two convex lenses of focal length 10 cm each are combined. What will b...

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  3. Speed of light in glass is 2 xx 10^8 m//s. Refractive index of glass i...

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  4. What do you mean by angle of prism ?

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  5. List the factors on which the angle of deviation through a prism depen...

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  6. Which colour deviates (i) most (ii) least on passing through a prism ?

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  7. The sparkle of a diamond can be explained by which phenomenon of light...

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  8. What do you mean by pure spectrum ?

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  9. In the spectrum of white light through the prism, which colour is seen...

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  10. An equilateral prism is made of made of material of refractive index s...

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  11. Write the relation between angle of prism, angle of incidence and angl...

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  12. What is dispersion of light ?

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  13. On what factors does the dispersive power of a prism depend ?

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  14. When does a ray passing through a prism deviate away from the base of ...

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  15. What are the steps for the formation of a primary rainbow ?

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  16. Name the optical phenomenon due to which the sky appears blue.

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  17. How does the angle of minimum deviation of a glass prism vary, if the...

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  18. What is power of accommodation of a human eye ?

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  19. What do you mean by range of vision ?

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  20. What is blind spot ?

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