A monochromatic light source illuminates a double slit and the resulting interference pattern is observed on a distant screen.Let d be the center-to-center slit spacing, a the individual slit width, D the screen-to-slit distance, and ℓ the adjacent dark line spacing in the interference pattern.The wavelength of the light is then:
C)da/D

Question

Quizplus · Accepted Answer

The Answer of A monochromatic light source illuminates a double slit and the resulting interference pattern is observed on a distant screen.Let d be the center-to-center slit spacing, a the individual slit width, D the screen-to-slit distance, and ℓ the adjacent dark line spacing in the interference pattern.The wavelength of the light is then:
C)da/D

A Monochromatic Light Source Illuminates a Double Slit and the Resulting