At a diffraction line phasors associated with waves from the slits of a multiple-slit barrier:
A) are aligned
B) form a closed polygon
C) form a polygon with several sides missing
D) are parallel but adjacent phasors point in opposite directions
E) form the arc of a circle

Question

Quizplus · Accepted Answer

At a diffraction line, the phasors associated with waves from the slits are aligned because they are in phase, resulting in constructive interference and a bright fringe.

At a Diffraction Line Phasors Associated with Waves from the Slits