Two slits at a distance of `1mm` are illuminated by a light of wavelength `6.5xx10^-7m`. The interference fringes are observed on a screen placed at a distance of `1m`. The distance between third dark fringe and fifth bright fringe will be

The two slits at a distance of 1 mm are illuminated by the light of wavelength 6.5xx10^-7m .The interference fringes are observed on a screen placed at a distance of 1 m. The distance between third dark fringe and fifth bright fringe will be

Two slits separated by a distance of 1 mm are illuminated with light of wavelength 6.0 xx 10^-7 m . The interference fringes observed on a screen placed 1 m from the slits. The distance between third dark fringe and the fifth bright fringe is equal to :

Two slits separated by a distance of 1 mm are illuminated with red light of wavelength 6.5xx10^(-7) m. The interference firnges are observed on a screen placed 1 m form the slits. The distance between third bright firnge and the fifth dark fringe on the same side is equal to