In Young's double slit experiment, the central bright fringe can be identified

Options

A. as it is narrower than other bright fringes
B. by using white light instead of monochromatic light.
C. as it has a greater intensity than other bright fringes
D. as it is wider than other bright fringes.

Answer

B

Explanation

In Young.s double slit experiment, the central bright fringe can be identified by using whitelight instead of monochromatic light because if the slit is illuminated with white light, then a central white fringe is obtained surrounded with a few coloured fringes.