Home Physics Wave Optics Karnataka - CET Previous Year Question If the two slits in Young's double slit expe…
Physics Wave Optics Karnataka - CET Previous Year Question MCQ (Single Correct)

If the two slits in Young's double slit experiment are of unequal width, then

A
the bright fringes will have unequal spacing
B
the bright fringes will have unequal brightness
C
the fringes do not appear
D
the dark fringes are not perfectly dark.

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Verified by Experts
The correct answer is:
D

: When the slits are of unequal widths,

i.c., the dark fringes are not perfectly dark.

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