9. Young's experiment the distance between the slits is equal to 1 mm and the distance ℓ from the slits to the screen is 3 m. Determine: 1) position of the first light strip; 2) The position of the third dark band if illuminate the slit monochromatic light with a wavelength λ = 0,5 m.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)