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A set of narrow vertical slits is located a distance D from a screen. The slits are equally spaced and have the same width. The intensity pattern in the figure is observed when light from a laser passes through the slits, illuminating them uniformly. The screen is perpendicular to the direction of the light. Data: Distance to the screen = 3.13 m, wavelength of Tight = 470 nm, Distance between tick marks on the intensity figure = 1.40 cm What is the spacing between the slits? Submit Answer Tries 0/12 Calculate the width of the slits. Submit Answer Tries 0/12 If the slit separation is increased by a factor of 3, what would be the distance between the principal peaks on the screen? Submit Answer Tries 0/1:2

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3-13 山 d-61,240-in Sine c) 3

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