In a Young's double slit experiment, a white light source consisting of wavelengths between 400nm and 750nm is used for illumination to obtain a coloured interference pattern. The slit seperation is 0.8mm and the screen distance is 1.5m. The wavelength of light at the center bright spot is
In a Young's double slit experiment, a white light source consisting of wavelengths between 400nm and 750nm is used for illumination to obtain a coloured interference pattern. The slit seperation is 0.8mm and the screen distance is 1.5m. The wavelength of light at the center bright spot is










