1090_Physics ProblemsTechnical Physics

1090_Physics ProblemsTechnical Physics - 431 Chapter 38...

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Chapter 38 431 P38.73 The first minimum in the single-slit diffraction pattern occurs at sin min θ λ =≈ a y L . Thus, the slit width is given by a L y = min . For a minimum located at y min .. 636 008 mm mm, the width is a = × × 632 8 10 1 00 636 10 99 5 1% 9 3 . . m m m m ej af µ . FIG. P38.73 ANSWERS TO EVEN PROBLEMS P38.2 547 nm P38.34 (a) 0 738 . mm; (b) see the solution P38.4 91 2 . cm P38.36 0455 n m P38.6 (a) 1 09 . m; (b) 1 70 m m P38.38 3 P38.8 see the solution P38.40 3 8 P38.10 (a) 0 ° , 10 3 . ° , 21 0 . ° , 32 5 . ° , 45 8 . ° , 63 6 . ° ; P38.42 (a) 6 89 . units; (b) 5 63 u n i t s (b) nine bright fringes at 0 ° and on either side at 10 3 . ° , 21 0 . ° , 32 5 . ° , and 63 6 . ° ; P38.44 (a) see the solution; (b) For light confined to a plane, yes. tan tan −− F H G I K J F H G I
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