Questions
A monochromatic beam of light falls on YDSE apparatus at some angle (say q) as shown in figure. A thin sheet of glass is inserted in front of the lower slit . The central bright fringe (path difference = 0) will be obtained
detailed solution
Correct option is D
If dsinθ=(μ−1)t, central fringe is obtained at O If dsinθ>(μ−1)t, central fringe is obtained above O and If dsinθ<(μ−1)t, central fringe is obtained below O.Similar Questions
An oil flowing on water seems coloured due to interference. For observing this effect, the approximate thickness of the oil film should be
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