A wedge is formed by placing a human hair of thickness 150 um between two glass plates (n = 1.50) on one end, and allowing them to touch on the other end. The wedge is completely submerged in fresh water (n 1.389). This wedge is illuminated with violet light (X = 400 nm in vacuum). How many dark fringes can be observed as you look down on the wedge from above? Round to the nearest whole number. upar ghrs plate incident videt drouling ir not to stale light ASume the glass plateronh here cresr reten of kaie Iower gloss plate
A wedge is formed by placing a human hair of thickness 150 um between two glass plates (n = 1.50) on one end, and allowing them to touch on the other end. The wedge is completely submerged in fresh water (n 1.389). This wedge is illuminated with violet light (X = 400 nm in vacuum). How many dark fringes can be observed as you look down on the wedge from above? Round to the nearest whole number. upar ghrs plate incident videt drouling ir not to stale light ASume the glass plateronh here cresr reten of kaie Iower gloss plate
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Transcribed Image Text:A wedge is formed by placing a human hair of thickness 150 um between two glass plates (n = 1.50) on one end,
and allowing them to touch on the other end. The wedge is completely submerged in fresh water (n = 1.389). This
wedge is illuminated with violet light (A = 400 nm in vacuum). How many dark fringes can be observed as you look
down on the wedge from above? Round to the nearest whole number.
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uper glss plate
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videt
drawing is nut to stale
light
ASume the
glass platerouh
here
crest teeten of hair
lower gloss
plare
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