In Young's experiment interference bands are produced on the screen placed at 1.5 m from the two slits separated by a distance of 0.15 mm and illuminated by a light of wavelength 4500 A , find (1) the fringe width and (2) the change in fringe width if screen is brought towards the slit by 50 cm.
In Young's experiment interference bands are produced on the screen placed at 1.5 m from the two slits separated by a distance of 0.15 mm and illuminated by a light of wavelength 4500 A , find (1) the fringe width and (2) the change in fringe width if screen is brought towards the slit by 50 cm.
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Transcribed Image Text:In Young's experiment interference
bands are produced on the screen placed at
1.5 m from the two slits separated by a
distance of 0.15 mm and illuminated by a light
of wavelength 4500 A , find (1) the fringe
width and (2) the change in fringe width if
screen is brought towards the slit by 50 cm.
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