A beam containing wavelengths 7000 Å and 5500 Å produces a Young's double-slit pattern. The slit separation is 2.5 mm and the screen distance is 150 cm. The least distance from the central fringe where bright fringes of both wavelengths coincide is n×10⁻⁵ m. Find n.
Physics · Wave Optics
A beam containing wavelengths 7000 Å and 5500 Å produces a Young's double-slit pattern. The slit separation is 2.5 mm and the screen distance is 150 cm. The least distance from the central fringe where bright fringes of both wavelengths coincide is n×10⁻⁵ m. Find n.