Q120 / 120 · VITEEE 2019 · Physics

In Young's double slit experiment, the central point on the screen is

  • Correct answer
    A
    bright
  • B
    dark
  • C
    first bright and then dark
  • D
    first dark and then bright

Solution

In the normal adjustment of YDSE, Path difference between the waves at central location is always zero. So maxima is obtained at central position. Central point on the screen is bright.

Hence, the correct answer is option: 'A'.

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