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In Young's double slit experiment , red ...

In Young's double slit experiment , red light of wavelength 620 nm is used and the two slits are `0.3` mm apart . Interference fringes are observed on a screen `1.3` mm apart . Calculate (i) the distance of slits from the screen and (ii) the fringe width if this distance is doubled .

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The correct Answer is:
(i) `0.629` m (ii) `2.6` mm
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SL ARORA-WAVE OPTICS-Based on Young s Double Slit experiment
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