Physics

Problem

A double-slit arrangement produces fringes

0.35\,\text{mm}

apart on a screen

1.5\,\text{m}

away when light of wavelength

650\,\text{nm}

is used. Calculate the separation between the slits. a)

1.4\,\text{mm}

5.6\,\text{mm}

2.8\,\text{mm}

0.28\,\text{mm}