Figure shows a standard two slit arrangement with slits 
are the two minima points on either side of P. At 
on the screen, there is a hole and behind 
is a second 2-slit arrangement with slits 
and a second screen behind them.
Text Solution
Verified by ExpertsThe correct answer is:
D
:
In given figure there is a hole at minima point 
the hole will act as a source of fresh light for the slits 
and 
. Hence there will be a regular two slit pattern on the second screen
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