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In a double-slit experiment the angular ...

In a double-slit experiment the angular width of a fringe is found to be `0.2^@` on a screen placed 1 m away. The wavelength of light used is 600 nm. What will be the angular width of the fringe if the entire apparatus is immersed in water? Take refractive indexof water to be `4/3`.

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MODERN PUBLICATION-Interference of Light-EXERCISE
  1. Light of wavelength 6,000 overset @A is incident on a thin film of ref...

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  2. A soap flm of refractinve index 4//3 is illuminated by white light in...

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  3. The width of one of the two slits in a Young's double slit experiment ...

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  4. Two coherent sources of intensity ratiobeta interfere.Prove that in in...

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  5. Two sources of intensities I and 4 I are used in an interference exper...

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  6. Consider interfernece between two sources of intejnsities I and 4 I.Ob...

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  7. Consider interference between waves from two sources of intensities I ...

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  8. Find the maximum intensity in case of interference of n identical wave...

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  9. Find the maximum intensity in case of interference of n identical wave...

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  10. In a double-slit experiment the angular width of a fringe is found to ...

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  11. In Young' double slit experiment, the expriment, the angular width of ...

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  12. The optical path of a monochromatic ligth is the same,if it goes throu...

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  13. Monochromatic ligth of wavelgth 6,000 overset @A is used in a Young's ...

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  14. In Young's double slit experiment ,the central bright fringe produced ...

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  15. A beam of ligth consisting of two wavelength 4,800 overset@A and 6,000...

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  16. A beam of ligth consisting of two wavelength 4,800 overset@A and 6,000...

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  17. Find the ratio of the intensity at the centre of a bright fringe to th...

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  18. In a Young's double slit experiment,two slits are 1.5 mm apart and a s...

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  19. A thin film is 4,000 overset @A thick. White light from an extended so...

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  20. A soap flm of refractinve index 4//3 is illuminated by white light in...

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