26_InstSolManual_PDF_Part1 - 26-1INTERFERENCE to...

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Unformatted text preview: 26-1INTERFERENCE ANDDIFFRACTION26Answers to Multiple-Choice Problems1.C2.A, C, D3.B4.C5.A6.A7.B8.A9.C10.B11.A12.B13.D14.C15.CSolutions to Problems26.1. Set Up:Constructive interference occurs for Destructive interferenceoccurs for For this problem,and The path taken bythe person ensures that xis in the range Solve: (a)For 1, 2, 3, 4 the values of xare 150 cm,116 cm, 82 cm, 48 cm, 14 cm.(b)For 1, 2, 3 the values of xare 133 cm,99 cm, 65 cm, 31 cm.Reflect:When the path difference is which is one wavelength. Whenthe path difference is 17 cm, which is one-half wavelength.26.2. Set Up:For radio waves,Constructive interference occurs for Destructive interference occurs forFor this problem,and The path taken by the personensures that xis greater than 50.0 m.Solve: (a)For 1, 2, 3, 4,53.3 m, 56.5 m,59.8 m, 63.0 cm.(b)For 1, 2, 3, 4,54.9 m,58.2 m, 61.4 m, 64.7 m.26.3. Set Up:The nature of the interference depends on the path difference....
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This note was uploaded on 03/06/2009 for the course PHYS 114 taught by Professor Shoberg during the Spring '07 term at Pittsburg State Uiversity.

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