12 In YDSE when a thin transparent sheet of thickness t and

Last updated: 6/25/2023

12 In YDSE when a thin transparent sheet of thickness t and refractive index u 1 5 is placed just in front of upper slit the central bright fringe shifts to nth bright fringe Then n is Wavelength of light in air 3 t 22 2 2 4 2 2t 22 t