Monochromatic light of wavelength from two slits reaches a point P on the screen with…

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

Problem

Monochromatic light of wavelength

500\,\text{nm}

from two slits reaches a point P on the screen with a path difference of

1.25\,\mu\text{m}

. State whether P will appear bright or dark. Show your working briefly.