A) the fringe width increases
B) the fringe width decreases
C) the fringe width remains the same but the pattern shifts
D) the fringe pattern disappears
Correct Answer: C
Solution :
When a thin transparent plate of mica is introduced is the path of one of the two interfering light beams (as shown) then the entire fringe pattern is displaced towards the beam in the path of which the plate is introduced, but the fringe width is not changed.You need to login to perform this action.
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