Monochromatic light of wavelength passes through a pair of slits and forms an…

PHYSICS · Subjective · A Level · Physics · Waves · Waves

Problem

Monochromatic light of wavelength

550\,\text{nm}

passes through a pair of slits and forms an interference pattern on a screen

1.8\,\text{m}

away. The distance between consecutive bright fringes on the screen is

2.0\,\text{cm}

. Calculate the separation between the slits.