MCQEasyJEE Main 2025 · 24 January, Shift 1Interference (Young's Experiment)

Physics Question from JEE Main 2025 · 24 January, Shift 1

The Young's double slit interference experiment is performed using light consisting of 480nm480 \, \text{nm} and 600nm600 \, \text{nm} wavelengths to form interference patterns. The least number of the bright fringes of 480nm480 \, \text{nm} light that are required for the first coincidence with the bright fringes formed by 600nm600 \, \text{nm} light is:

  • A

    44

  • B

    88

  • C

    66

  • D

    55

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