How can the fringe width increase in Young’s double-slit experiment?

ExamLookup

Physics : Wave Optics

How can the fringe width increase in Young’s double-slit experiment?

A. By decreasing the width of the slit

B. By reducing the separation of slits

C. By reducing the wavelength of the slits

D. By decreasing the distance between slits and the screen

Solution

B. By reducing the separation of slits