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True/false: The speed of violet light is...

True/false: The speed of violet light is less than that of red light in prism.

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CHETANA PUBLICATION-LIGHT-REFLECTION AND REFRACTION-EXAMPLE
  1. Match the pairs:

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  2. True/false: Light has different velocities in different media.

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  3. True/false: The speed of violet light is less than that of red light i...

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  4. True/false: Incident ray and refracted rays are parallel to the normal

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  5. True/false: The refractive index of the medium depends on the waveleng...

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  6. When light ray travels from denser medium to rarer, then it

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  7. When light ray travels from denser medium to rarer, then it

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  8. True/false: If angle of incidence is zero,then the angle of refraction...

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  9. When light ray travels from denser medium to rarer, then it

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  10. True/false: The splitting of white light into its component colours is...

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  11. The phenomenon of splitting of sunlight into spectrum is called

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  12. A mterial whose refractive index is 2.42.

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  13. What is the reason for the twinkling of star:?

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  14. Fill in the blanks : The ratio of sine of angle of incidence to the si...

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  15. Which colour of light deviates the least in the spectrum obtained with...

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  16. Fill in the blanks : Phenomenon behind formation of rainbow is .

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  17. The unit of refractive index

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  18. Refractive index of kerosene

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  19. The absolute refractive index of water is 1.36. What is the velocity o...

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  20. Light travels with a velocity 1.5xx10^8m//s in a medium. On entering 2...

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