What happens to the interference pattern if the two slits in Young’s experiment are illuminated by two independent sources such as two sodium lamps S and S' ?
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a
Two sets of interference fringes’ overlap
b
No fringes are observed
c
The intensity of the bright fringes is doubled
d
The intensity of the bright fringes’ becomes four times
answer is B.
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Detailed Solution
No fringes are observed as two independent sources are not coherent.