1149_Physics ProblemsTechnical Physics

1149_Physics ProblemsTechnical Physics - higher energy(b 3...

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490 Introduction to Quantum Physics ANSWERS TO EVEN PROBLEMS P40.2 (a) ~10 7 m ultraviolet; P40.30 (a) 0 667 . ; (b) 0 001 09 . (b) ~10 10 m gamma ray P40.32 (a) 14.0 kV/m, 46 8 . T µ ; (b) 4.19 nN; (c) 10.2 g P40.4 (a) 70 9 . kW; (b) 580 nm; (c) 799 10 10 . × Wm ; P40.34 (a) 0.174 nm; (b) 5.37 pm or 5.49 pm ignoring relativistic correction (d) 942 10 1226 . W m × ; (e) 100 10 227 . W m × ; (f) 544 10 10 . W m × ; (g) 738 10 10 . W m × ; (h) 0260 . W m ; P40.36 (a) see the solution; (b) 907 fm (i) 260 10 9 . W m × ; (j) 20 kW P40.38 0218 . n m P40.6 296 10 19 . × photons s P40.40 (a) 1.60; (b) 2 00 10 3 . × ; (c) 1; (d) P40.8 571 10 3 . × photons P40.42 (a) 110 10 34 . × m s; (b) 1 36 10 33 . × s ; (c) no P40.10 134 10 31 . × P40.44 see the solution P40.12 see the solution P40.46 105 V P40.14 (a) 138 . e V ; (b) 334 THz P40.48 (a) 0250 . m s; (b) 2 25 . m P40.16 Metal one: 2 22 . eV , Metal two: 3 70 . e V P40.50 379 10 28 . × m, much larger than the diameter of the observable Universe P40.18 148 d, the classical theory is a gross failure P40.52 (a) see the solution; (b) 5.21 MeV
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Unformatted text preview: higher energy; (b) 3 87 . eV ; (c) 8 78 . eV P40.54 (a) 1 7 . eV ; (b) 4 2 10 15 . × ⋅ − V s; (c) 730 nm P40.56 hc e B R m e λ − 2 2 2 2 P40.22 (a) 488 fm; (b) 268 keV ; (c) 31 5 . keV P40.24 p c e = 22 1 . keV ; K e = 478 eV P40.58 see the solution P40.26 (a) cos − + + F H G I K J 1 2 2 2 m c E m c E e e ; P40.60 see the solution P40.62 see the solution (b) ′ = + + F H G I K J E E m c E m c E e e γ 2 2 2 2 , ′ = + + F H G I K J p E c m c E m c E e e 2 2 2 2 ; P40.64 0 143 . nm, comparable to the distance between atoms in a crystal, so diffraction can be observed (c) K E m c E e e = + 2 2 2 e j , p E c m c E m c E e e e = + + F H G I K J 2 2 2 2 P40.66 (a) 2 82 10 37 . × − m; (b) 1 06 10 32 . × − J; (c) 2 87 10 35 . % × − P40.68 see the solution P40.70 see the solution P40.28 (a) 33 0 . ° ; (b) 0 785 . c...
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .

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