Task id17218

In Young's installation, the distance between the slits is 1.5 mm, the screen is located at a distance of 2 m from the slits. The slits are illuminated by a source with a red filter (L=687 nm). Determine the distance between the interference fringes on the screen. How will the distance between the stripes change if you replace the red filter with a green one (L=527 nm)?