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What is a pure spectrum ?...

What is a pure spectrum ?

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A pure spectrum is that in which there is no overlapping of colours.
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PRADEEP-RAY OPTICS-Very Short Answer (c)
  1. On what factors does of deviation produced by a prism depend ?

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  2. What is angle of prism ?

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  3. What is angle of deviation through a prism ?

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  4. On what factors does of deviation produced by a prism depend ?

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  5. What is the relation between angle of prism A, angle of incidence i an...

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  6. refractive indices of glass for blue, red and yellow colours are mub,m...

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  7. A glass prism is immersed completely in water. How does angle of minim...

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

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  9. In the minimum deviation position of a prism how are angle of incidenc...

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  10. In the specturm of white light through a prism, violet colour is seen ...

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  11. What is the purpose of adding "blue" to clothes ?

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  12. What is a pure spectrum ?

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  13. Give the formula that can be used to determine refractive index of mat...

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  14. What is an impure spectrum ?

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  15. How does the speed of light in glass change (a) on increasing the wa...

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  16. How is speed of light in vacuum affected by change in wavelength//inte...

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  17. Which one, crown glass or flint glass, has a larger refractive index ?

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  18. refractive indices of glass for blue, red and yellow colours are mub,m...

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  19. What is the ratio of speed of IR rays and UV rays in vacuum ?

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  20. Red light is incident on a converging lens of focal length f. State wi...

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