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In a double-slit experiment the angular width of a fringe is found tobe 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 experimental apparatus is immersed in water? Take refractive index of water to be 4/3.

In a double-slit experiment the angular width of a fringe is found tobe 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 experimental apparatus is immersed in water? Take refractive index of water to be 4/3.

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1 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
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