A and b please narrow slits, and a screen are arranged as shown in the top-viewThe diagram at right shows the pattern that appears on a distantPoint R marks a minimum to the right of point Q.screen. Point P, the center of the pattern, and point Q are maxima.llmdiagram below right.WPQRIn the space above the diagram at right, clearly label each ofthe lettered points according to AD, the difference in distancesfrom the slits to that point. Express each value of AD in termsa.of 2.Center of screenh. The screen is 2.2 m from the slits, and the distance frompoint P to point R is 1.6 mm.Determine the distance between the slits in terms of A. Showvour work and describe any approximations that you make inanswering this question.Top view (not to scale)Screenboaorom ai igil ni od o dignaleMaskwith2 slitsTo distantpointsourceour oninc. Suppose that the width of the right slit were decreased (without changing the distancebetween the centers of the slits).i. Would the intensity at each of the following points increase, decrease, or stay the same?In each case, explain your reasoning.• point Q• point RJuordiw) Insomna sm or yd bouob alll to ibiii. The graph of intensity (I) versus 0 shown at rightcorresponds to the above double-slit experiment. (Theangle 0 is measured relative to the normal to the screen.)On the graph at right, show how the intensity graph wouldbe different if the right slit were made narrower.©Pearson Custom PublishingTutorials in Introductory PhysicsMcDermott, Shaffer, & P.E.G., U. Wash.Updated Preliminary Second Edition, 2011

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narrow slits, and a screen are arranged as shown in the top-view a. In the space above the diagram at right, clearly label each of Point R marks a minimum to the right of point Q. The diagram at right shows the pattern that appears on a distant screen. Point P, the center of the pattern, and point Q are maxima. diagram below right. Q R the lettered points according to AD, the difference in distances Grom the slits to that point. Express each value of AD in terms of A. Center of screen b. The screen is 2.2 m from the slits, and the distance from point P to point R is 1.6 mm. Top view (not to scale) Determine the distance between the slits in terms of 2. Show your work and describe any approximations that you make in answering this question. Screen Mask with 2 slits To distant point source