Q. In an interference experiment, the spacing between successive maxima or minima is
A) $\lambda d/D$
B) $\lambda D/d$
C) $dD/\lambda$
D) $\lambda d/4D$
Explanation
(b) In an interference experiment the spacing between successive maxima and minima is called the fringe width and is given by
$\beta = D\lambda/d$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.