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If the refractive index of glass is 1.5....

If the refractive index of glass is 1.5. Find the velocity of light in glass. (Velocity of light in vacuum `= 3 xx 10^(8) m//s`)

A

`1.5 xx 10^(8)m/s`

B

`2 xx 10^(8)m/s`

C

`3 xx 10^(8)m/s`

D

`4.5 xx 10^(8)m/s`

Text Solution

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The correct Answer is:
B
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FIITJEE-OPTICS-ASSIGNMENT PROBLEMS (OBJECTIVE)(level 1)
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  4. Two thin lenses of focal lengths f(1) and f(2) are in contact. The fo...

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  5. Two plano-convex lenses of radii of curvature R and R and refractive i...

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  7. An object and a screen are mounted on an optical bench and a convergin...

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  8. When the plane surface of a plano-convex lens of refractive index 1.5 ...

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  11. In a compound microscope, the intermediate image is

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  12. A giant telescope in an observatory has an objective of focal length 1...

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  13. A telescope, when in normal adjustment, has a magnifying power of 6 an...

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  14. A virtual image larger than the object can be obtained by

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  15. If the refractive index of glass is 1.5. Find the velocity of light in...

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  16. A ray of light passes from vaccum into a medium of refractive index n....

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  17. A fish in water sees an object which is 24cm above the surface of wate...

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  18. The wavelengths of given light waves in air and in a medium are 6000 A...

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  19. A rectangular block of glass (R.l. = 3/2) is kept in water (R.l. = 4/3...

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