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in young doble slit expt the bandwitdh of the fringe obtained with red light in 2mm. the apprutus is immersed in water then the resutant bandwidth

Raaghul Raina , 8 Years ago
Grade 12th pass
anser 1 Answers
Shreyansh Chanani

Last Activity: 8 Years ago

Resultant bandwidth will decrease. This is because wavelength of the light will decrease by mew times (refractive index). And fringe width is directly proportional to wavelength of light . Therefore, new answer is 2mm * 4/3 = 8/3 mm.

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