In a Young’s double slit experiment|Wave Optics|JEEMAIN2022

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JEE Main 2022

S1_2807

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In a Young’s double slit experiment, a laser light of 560 nm produces an interference pattern with consecutive bright fringes separation of 7.2 mm. Now another light is used to produce an interference pattern with consecutive bright fringes separation of 8.1 mm. The wavelength of second light is ________nm.

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