In a double–slit arrangement

PHYSICS · Subjective · CBSE · Physics · Wave Optics · Wave Optics

Problem

In a double–slit arrangement, the distance between the second bright fringe and the fifth dark fringe on a screen

2.0\,\text{m}

away is

2.1\,\text{cm}

. If the slit separation is

0.20\,\text{mm}

, determine the wavelength of the light used.