In YDSE, the source placed symmetrically with respect to the slit is now moved parallel…
Physics · JEE Main · NTA Exams — Optics
In YDSE, the source placed symmetrically with respect to the slit is now moved parallel to the plane of the slits. It is closer to the upper slit, as shown. Then,
- The fringe width will increase and fringe pattern will shift down.
- The fringe width will remain same but fringe pattern will shift up.
- The fringe width will decrease and fringe pattern will shift down.
- The fringe width will remain same but fringe pattern will shift down.
Answer
(D) The fringe width will remain same but fringe pattern will shift down.
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