A laser emits a beam of light with a wavelength of 500nm which is incident upon a double slit and produces an interference pattern on a screen 20 m away Central Bright: Bright Double Slib 4. B and Choon 3 S 107 Surean 20m LASER d a) Determine the distance between the slits, a. (Hint: Determine the spacing between the bright bands) a = mm b) Determine the width of the slits, D. (Hint: Determine the position of the first diffraction minima.) D = mm

A laser emits a beam of light with a wavelength of 500nm which is incident upon a double slit and produces an interference pattern on a screen 20 m away Central Bright: Bright Double Slib 4. B and Choon 3 S 107 Surean 20m LASER d a) Determine the distance between the slits, a. (Hint: Determine the spacing between the bright bands) a = mm b) Determine the width of the slits, D. (Hint: Determine the position of the first diffraction minima.) D = mm