nagle_phys2020_fa07_lecture34

nagle_phys2020_fa07_lecture34 - CAPA due on Friday,...

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1 38 • CAPA due on Friday, Solutions to be posted on Saturday • Kapteyn office hours Thursday 3-5 pm, Friday hours cancelled • Nagle will have extra office hours Friday 1-3 pm • Exam #3 Information…. Tuesday November 27, 7:30-9:15 pm in room G1B30 The exam is closed book, closed notes and no calculators are allowed. A formula sheet is provided with your exam. The exam covers material including CAPA assignments 9- 12, Labs 5-6, and lectures 23-34. This covers all reading assigned in the textbook up through Chapter 24 (skipping 23). This includes magnetic forces, magnetic fields, magnets, AC circuits, Faraday's law of induction, EM waves, etc. No problems on two slit interference on this exam. 39 A two-slit interference pattern is viewed on a screen. The position of a particular minimum is marked. This spot on the screen is further from the lower slit than from the top slit. How much further? d screen fringes ? wavelength λ A) 2 λ B) 1.5 λ C) 3 λ D) 2.5 λ E) None of these Clicker Question What is the difference in these two path lengths? What is the difference in these two path lengths? The must be 0.5 wavelengths different to destructively interfere. The next dark fringe must have paths different by 1.5 λ . The next dark fringe must have paths different by 2.5
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nagle_phys2020_fa07_lecture34 - CAPA due on Friday,...

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