A thin mica sheet of thickness 2×10^−6 m and refractive index (μ=1.5) is introduced in the path of the first wave. The wavelength of the wave used is 5000Å. The central bright maximum will shift A thin mica sheet of thickness 2×10^−6 m and refractive index (μ=1.5) is introduced in the path of the first wave. The wavelength of the wave used is 5000Å. The central bright maximum will shift November 17, 2020 Category: Cengage NEET by C.P Singh , Chapter 16 - Wave Motion and Waves on a String , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related