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Give three examples of materials that re...

Give three examples of materials that refract light rays. What happens to the speed of light rays when they enter these materials?

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LAKHMIR SINGH & MANJIT KAUR-REFRACTION OF LIGHT-Exercise
  1. How is the refractive index of a material related to the speed of ligh...

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  2. Fill in the following blank with a suitable word: When a ray of ligh...

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  3. Give three examples of materials that refract light rays. What happens...

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  4. Define Snell's law of refraction. A ray of light is incident on a glas...

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  5. The speed of light in vaccum and in two different glasses is given in ...

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  6. The speed of light in air is 3 xx 10^(8) m/s. IN medium X its speed is...

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  7. What is the speed of light in a medium of refractive index 6/5 if its ...

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  8. The refractive index of glass is 1.5. Calculate the speed of light in ...

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  9. The speed of light in wateris 2.25 xx 10^(8)m/s. If the speed of light...

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  10. The refractive indices of four substances P,Q,R and S are 1.50, 1.36, ...

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  11. The refractive index of four materials A,B,C and D are 1.3, 1.43, 1.71...

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  12. The refractive index of glass for light going from air to glass is 3/2...

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  13. The refractive indexes of four substances P,Q,R and S are 1.77, 1.52, ...

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  14. The refractive indexes of four substances P,Q,R and S are 1.77, 1.52, ...

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  15. The refractive index of water is 1.33. What will be the speed of light...

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  16. The refractive index of water witih respect to air is 4/3. The refract...

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  17. Refractive indices of water, sulphric acid, glass and carbon disulphid...

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  18. The refractive index of glass with respect to air is 3/2 and the refra...

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  19. Refractive index of four media, A,B,C and D are given below: In w...

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  20. Name the lens which can concentrate sun's rays to a point and burn a h...

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