The two slits are 1mm apart from each other and illuminated with a light of wavelength 5×10−7 m. If the distance of the screen is 1m from the slits, then the distance between third dark fringe and fifth bright fringe is.
A
1.2mm
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B
0.75mm
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C
1.25mm
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D
1.625mm
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Solution
The correct option is B0.75mm The correct answer is option b.